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Recognised as Colour

#0A1FFA

  • #0A1FFA
  • Blue
  • Dark
  • Nearest: Blue

#0A1FFA is a blue with RGB values 10, 31, 250 and HSL 235°, 96%, 51%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0A1FFA#0A1FFA
HEX#0A1FFA
RGBrgb(10, 31, 250)
RGB (0–1)0.0392, 0.1216, 0.9804
RGB percentages3.9%, 12.2%, 98%
HSLhsl(234.8, 96%, 51%)
HSV / HSBhsv(234.8, 96%, 98%)
CMYK96%, 87.6%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer663,546
CSS custom property--colour: #0A1FFA;

Brightness & contrast

Relative luminance0.07947WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.11:1
Contrast with white8.11:1WCAG normal text: AAA
Contrast with black2.59:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#F5E005

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005CFFno red cones; affects about 1% of men; ΔE 36.1 from the original
Deuteranopia#0043F7no green cones; the most common form, about 1% of men; ΔE 21.3 from the original
Tritanopia#006D95no blue cones; rare, and affects men and women equally; ΔE 110.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.11:1WCAG large text: AAA
Contrast with black, large text2.59:1WCAG large text: Fail

Named colours

Blue · ΔE 9.6Medium blue · ΔE 14.7Blue violet · ΔE 28.9Dark violet · ΔE 32.9Dark orchid · ΔE 43.8Dark blue · ΔE 44.1
Nearest named CSS colourBlue (#0000FF)ΔE 9.57, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FAE50A
Analogous#0A97FA, #6D0AFA
Triadic#FA0A1F, #1FFA0A
Split complementary#FA6D0A, #97FA0A
Tetradic#FA0A97, #FAE50A, #0AFA6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2D6FE
Lighter +30%#A0A8FD
Lighter +20%#6E7AFC
Lighter +10%#3C4DFB
Darker −10%#0416CD
Darker −20%#03109B
Darker −30%#020B69
Darker −40%#010637
More saturated +25%#051BFF
Less saturated −25%#2939DB

Channel breakdown

R10
G31
B250
Red10 (3.9%)
Green31 (12.2%)
Blue250 (98%)
Hue234.75°
Saturation (HSL)96%
Lightness50.98%
Dominant channelBlue
Hex per channelR 0A · G 1F · B FA

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Every value on this page was computed from “0a1ffa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.