Nerdulator> put something in

Recognised as Colour

#15030C

  • #15030C
  • Red
  • Dark
  • Nearest: Black

#15030C is a red with RGB values 21, 3, 12 and HSL 330°, 75%, 5%. It is a dark colour, so white text on it reaches 20:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#15030C#15030C
HEX#15030C
RGBrgb(21, 3, 12)
RGB (0–1)0.0824, 0.0118, 0.0471
RGB percentages8.2%, 1.2%, 4.7%
HSLhsl(330, 75%, 4.7%)
HSV / HSBhsv(330, 85.7%, 8.2%)
CMYK0%, 85.7%, 42.9%, 91.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,377,036
CSS custom property--colour: #15030C;

Brightness & contrast

Relative luminance0.00251WCAG 2.x, 0 is black and 1 is white
Perceived brightness12.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20:1
Contrast with white20:1WCAG normal text: AAA
Contrast with black1.05:1WCAG normal text: Fail
Greyscale equivalent#070707
Inverted#EAFCF3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#04060Cno red cones; affects about 1% of men; ΔE 6.7 from the original
Deuteranopia#090A0Cno green cones; the most common form, about 1% of men; ΔE 6.9 from the original
Tritanopia#170306no blue cones; rare, and affects men and women equally; ΔE 2.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20:1WCAG large text: AAA
Contrast with black, large text1.05:1WCAG large text: Fail

Named colours

Black · ΔE 7.4Dark slate grey · ΔE 34.6Dim grey · ΔE 42.7Gray · ΔE 51.8Slate grey · ΔE 52.2Dark slateblue · ΔE 53.2
Nearest named CSS colourBlack (#000000)ΔE 7.45, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#03150C
Analogous#150315, #150303
Triadic#0C1503, #030C15
Split complementary#031503, #031515
Tetradic#151503, #03150C, #030315

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C71C72
Lighter +30%#9B1659
Lighter +20%#6E103F
Lighter +10%#420926
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#18000C
Less saturated −25%#12060C

Channel breakdown

R21
G3
B12
Red21 (8.2%)
Green3 (1.2%)
Blue12 (4.7%)
Hue330°
Saturation (HSL)75%
Lightness4.71%
Dominant channelRed
Hex per channelR 15 · G 03 · B 0C

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “15030c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.