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Recognised as Colour

#1C252D

  • #1C252D
  • Blue
  • Dark
  • Nearest: Black

#1C252D is a blue with RGB values 28, 37, 45 and HSL 208°, 23%, 14%. It is a dark colour, so white text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C252D#1C252D
HEX#1C252D
RGBrgb(28, 37, 45)
RGB (0–1)0.1098, 0.1451, 0.1765
RGB percentages11%, 14.5%, 17.6%
HSLhsl(208.2, 23.3%, 14.3%)
HSV / HSBhsv(208.2, 37.8%, 17.6%)
CMYK37.8%, 17.8%, 0%, 82.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,844,525
CSS custom property--colour: #1C252D;

Brightness & contrast

Relative luminance0.01759WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.53:1
Contrast with white15.53:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#E3DAD2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#22252Dno red cones; affects about 1% of men; ΔE 2.6 from the original
Deuteranopia#20232Dno green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#172728no blue cones; rare, and affects men and women equally; ΔE 6.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.53:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Black · ΔE 15.7Dark slate grey · ΔE 20.1Dim grey · ΔE 31Slate grey · ΔE 38.9Gray · ΔE 40Light slate grey · ΔE 42
Nearest named CSS colourBlack (#000000)ΔE 15.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2D241C
Analogous#1C2D2D, #1C1C2D
Triadic#2D1C25, #252D1C
Split complementary#2D1C1C, #2D2D1C
Tetradic#2D1C2D, #2D241C, #1C2D1C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6F8CA6
Lighter +30%#57738B
Lighter +20%#43596C
Lighter +10%#303F4C
Darker −10%#080B0E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#132636
Less saturated −25%#252525

Channel breakdown

R28
G37
B45
Red28 (11%)
Green37 (14.5%)
Blue45 (17.6%)
Hue208.24°
Saturation (HSL)23.29%
Lightness14.31%
Dominant channelBlue
Hex per channelR 1C · G 25 · B 2D

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Every value on this page was computed from “1c252d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.