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Colour

#030615

  • #030615
  • Blue
  • Dark
  • Nearest: Black

#030615 is a blue with RGB values 3, 6, 21 and HSL 230°, 75%, 5%. It is a dark colour, so white text on it reaches 20.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#030615#030615
HEX#030615
RGBrgb(3, 6, 21)
RGB (0–1)0.0118, 0.0235, 0.0824
RGB percentages1.2%, 2.4%, 8.2%
HSLhsl(230, 75%, 4.7%)
HSV / HSBhsv(230, 85.7%, 8.2%)
CMYK85.7%, 71.4%, 0%, 91.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer198,165
CSS custom property--colour: #030615;

Brightness & contrast

Relative luminance0.00204WCAG 2.x, 0 is black and 1 is white
Perceived brightness8.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.18:1
Contrast with white20.18:1WCAG normal text: AAA
Contrast with black1.04:1WCAG normal text: Fail
Greyscale equivalent#060606
Inverted#FCF9EA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#020816no red cones; affects about 1% of men; ΔE 0.9 from the original
Deuteranopia#010615no green cones; the most common form, about 1% of men; ΔE 0.6 from the original
Tritanopia#00090Cno blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.18:1WCAG large text: AAA
Contrast with black, large text1.04:1WCAG large text: Fail

Named colours

Black · ΔE 7.8Dark slate grey · ΔE 32.6Dim grey · ΔE 43.2Slate grey · ΔE 51.2Dark slateblue · ΔE 51.3Gray · ΔE 52.3
Nearest named CSS colourBlack (#000000)ΔE 7.8, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#151203
Analogous#030F15, #090315
Triadic#150306, #061503
Split complementary#150903, #0F1503
Tetradic#15030F, #151203, #031509

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1C39C7
Lighter +30%#162C9B
Lighter +20%#101F6E
Lighter +10%#091342
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000418
Less saturated −25%#060812

Channel breakdown

R3
G6
B21
Red3 (1.2%)
Green6 (2.4%)
Blue21 (8.2%)
Hue230°
Saturation (HSL)75%
Lightness4.71%
Dominant channelBlue
Hex per channelR 03 · G 06 · B 15

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Every value on this page was computed from “hex 030615” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.