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Recognised as Colour

#10273F

  • #10273F
  • Blue
  • Dark
  • Nearest: Black

#10273F is a blue with RGB values 16, 39, 63 and HSL 211°, 59%, 15%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#10273F#10273F
HEX#10273F
RGBrgb(16, 39, 63)
RGB (0–1)0.0627, 0.1529, 0.2471
RGB percentages6.3%, 15.3%, 24.7%
HSLhsl(210.6, 59.5%, 15.5%)
HSV / HSBhsv(210.6, 74.6%, 24.7%)
CMYK74.6%, 38.1%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,058,623
CSS custom property--colour: #10273F;

Brightness & contrast

Relative luminance0.0192WCAG 2.x, 0 is black and 1 is white
Perceived brightness37.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.17:1
Contrast with white15.17:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#EFD8C0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D2840no red cones; affects about 1% of men; ΔE 3.5 from the original
Deuteranopia#16243Fno green cones; the most common form, about 1% of men; ΔE 3.8 from the original
Tritanopia#002D30no blue cones; rare, and affects men and women equally; ΔE 17.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.17:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Black · ΔE 23.4Dark slate grey · ΔE 24.7Dim grey · ΔE 34.4Slate grey · ΔE 38.6Dark slateblue · ΔE 38.7Steel blue · ΔE 40.3
Nearest named CSS colourBlack (#000000)ΔE 23.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F2810
Analogous#103E3F, #11103F
Triadic#3F1027, #273F10
Split complementary#3F1110, #3E3F10
Tetradic#3F103E, #3F2810, #103F11

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4A8CD1
Lighter +30%#2F73B9
Lighter +20%#255990
Lighter +10%#1A4068
Darker −10%#060E16
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#062749
Less saturated −25%#1A2735

Channel breakdown

R16
G39
B63
Red16 (6.3%)
Green39 (15.3%)
Blue63 (24.7%)
Hue210.64°
Saturation (HSL)59.49%
Lightness15.49%
Dominant channelBlue
Hex per channelR 10 · G 27 · B 3F

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Every value on this page was computed from “10273f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.