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Colour

#063DAF

  • #063DAF
  • Blue
  • Dark
  • Nearest: Slate blue

#063DAF is a blue with RGB values 6, 61, 175 and HSL 220°, 93%, 35%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#063DAF#063DAF
HEX#063DAF
RGBrgb(6, 61, 175)
RGB (0–1)0.0235, 0.2392, 0.6863
RGB percentages2.4%, 23.9%, 68.6%
HSLhsl(220.5, 93.4%, 35.5%)
HSV / HSBhsv(220.5, 96.6%, 68.6%)
CMYK96.6%, 65.1%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer409,007
CSS custom property--colour: #063DAF;

Brightness & contrast

Relative luminance0.06471WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.15:1
Contrast with white9.15:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#F9C250

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0050B3no red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#0041ADno green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#005C70no blue cones; rare, and affects men and women equally; ΔE 66.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.15:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Slate blue · ΔE 16.9Royal blue · ΔE 18Midnight blue · ΔE 21Rebecca purple · ΔE 21.1Dark slateblue · ΔE 23Medium slateblue · ΔE 23.8
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 16.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF7806
Analogous#0691AF, #2406AF
Triadic#AF063D, #3DAF06
Split complementary#AF2406, #91AF06
Tetradic#AF0691, #AF7806, #06AF24

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#86ACFB
Lighter +30%#558AF9
Lighter +20%#2469F7
Lighter +10%#084EE0
Darker −10%#042C7E
Darker −20%#031B4C
Darker −30%#01091B
Darker −40%#000000
More saturated +25%#003BB5
Less saturated −25%#1D4598

Channel breakdown

R6
G61
B175
Red6 (2.4%)
Green61 (23.9%)
Blue175 (68.6%)
Hue220.47°
Saturation (HSL)93.37%
Lightness35.49%
Dominant channelBlue
Hex per channelR 06 · G 3D · B AF

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Every value on this page was computed from “063daf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.