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Recognised as Colour

#031AE7

  • #031AE7
  • Blue
  • Dark
  • Nearest: Medium blue

#031AE7 is a blue with RGB values 3, 26, 231 and HSL 234°, 97%, 46%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#031AE7#031AE7
HEX#031AE7
RGBrgb(3, 26, 231)
RGB (0–1)0.0118, 0.102, 0.9059
RGB percentages1.2%, 10.2%, 90.6%
HSLhsl(233.9, 97.4%, 45.9%)
HSV / HSBhsv(233.9, 98.7%, 90.6%)
CMYK98.7%, 88.7%, 0%, 9.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer203,495
CSS custom property--colour: #031AE7;

Brightness & contrast

Relative luminance0.06528WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.11:1
Contrast with white9.11:1WCAG normal text: AAA
Contrast with black2.31:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#FCE518

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0053ECno red cones; affects about 1% of men; ΔE 33.5 from the original
Deuteranopia#003CE4no green cones; the most common form, about 1% of men; ΔE 20 from the original
Tritanopia#006489no blue cones; rare, and affects men and women equally; ΔE 105.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.11:1WCAG large text: AAA
Contrast with black, large text2.31:1WCAG large text: Fail

Named colours

Medium blue · ΔE 7.9Blue · ΔE 15.8Blue violet · ΔE 25.1Dark violet · ΔE 29.3Dark blue · ΔE 36.8Dark orchid · ΔE 39.1
Nearest named CSS colourMedium blue (#0000CD)ΔE 7.93, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E7D003
Analogous#038CE7, #5E03E7
Triadic#E7031A, #1AE703
Split complementary#E75E03, #8CE703
Tetradic#E7038C, #E7D003, #03E75E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8BFFE
Lighter +30%#8692FD
Lighter +20%#5364FD
Lighter +10%#2137FC
Darker −10%#0214B5
Darker −20%#020F82
Darker −30%#010950
Darker −40%#00031E
More saturated +25%#0018EA
Less saturated −25%#2031CA

Channel breakdown

R3
G26
B231
Red3 (1.2%)
Green26 (10.2%)
Blue231 (90.6%)
Hue233.95°
Saturation (HSL)97.44%
Lightness45.88%
Dominant channelBlue
Hex per channelR 03 · G 1A · B E7

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Every value on this page was computed from “031ae7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.