Recognised as Colour

#390F1F

#390F1F
Red
Dark
Nearest: Black

#390F1F is a red with RGB values 57, 15, 31 and HSL 337°, 58%, 14%. It is a dark colour, so white text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#390F1F#390F1F

HEX#390F1F

RGBrgb(57, 15, 31)

RGB (0–1)0.2235, 0.0588, 0.1216

RGB percentages22.4%, 5.9%, 12.2%

HSLhsl(337.1, 58.3%, 14.1%)

HSV / HSBhsv(337.1, 73.7%, 22.4%)

CMYK0%, 73.7%, 45.6%, 77.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,739,423

CSS custom property--colour: #390F1F;

Brightness & contrast

Relative luminance0.0131WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.64:1

Contrast with white16.64:1WCAG normal text: AAA

Contrast with black1.26:1WCAG normal text: Fail

Greyscale equivalent#191919

Inverted#C6F0E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#17191Fno red cones; affects about 1% of men; ΔE 22.3 from the original

Deuteranopia#22211Eno green cones; the most common form, about 1% of men; ΔE 22.9 from the original

Tritanopia#3E0B15no blue cones; rare, and affects men and women equally; ΔE 8.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.64:1WCAG large text: AAA

Contrast with black, large text1.26:1WCAG large text: Fail

Named colours

Black · ΔE 25.2 Dark slate grey · ΔE 39.8 Dim grey · ΔE 40 Dark slateblue · ΔE 46.4 Gray · ΔE 47.9 Maroon · ΔE 48.1

Nearest named CSS colourBlack (#000000)ΔE 25.24, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#0F3929

Analogous#390F34, #39140F

Triadic#1F390F, #0F1F39

Split complementary#0F3914, #0F3439

Tetradic#34390F, #0F3929, #140F39

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#CE467A

Lighter +30%#B22F61

Lighter +20%#8A244B

Lighter +10%#611A35

Darker −10%#110409

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#42061D

Less saturated −25%#301821

Channel breakdown

R57

G15

B31

Red57 (22.4%)

Green15 (5.9%)

Blue31 (12.2%)

Hue337.14°

Saturation (HSL)58.33%

Lightness14.12%

Dominant channelRed

Hex per channelR 39 · G 0F · B 1F

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#390F1F

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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