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Recognised as Colour

#012A1F

  • #012A1F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#012A1F is a cyan with RGB values 1, 42, 31 and HSL 164°, 95%, 8%. It is a dark colour, so white text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#012A1F#012A1F
HEX#012A1F
RGBrgb(1, 42, 31)
RGB (0–1)0.0039, 0.1647, 0.1216
RGB percentages0.4%, 16.5%, 12.2%
HSLhsl(163.9, 95.3%, 8.4%)
HSV / HSBhsv(163.9, 97.6%, 16.5%)
CMYK97.6%, 0%, 26.2%, 83.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer76,319
CSS custom property--colour: #012A1F;

Brightness & contrast

Relative luminance0.01761WCAG 2.x, 0 is black and 1 is white
Perceived brightness33.8 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#202020
Inverted#FED5E0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#28261Eno red cones; affects about 1% of men; ΔE 16.8 from the original
Deuteranopia#232220no green cones; the most common form, about 1% of men; ΔE 17.5 from the original
Tritanopia#002A27no blue cones; rare, and affects men and women equally; ΔE 5.9 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

Dark slate grey · ΔE 19.3Black · ΔE 22.7Dim grey · ΔE 35Teal · ΔE 37.8Dark olivegreen · ΔE 39.2Dark cyan · ΔE 42.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.31, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2A010C
Analogous#012A0A, #01212A
Triadic#1F012A, #2A1F01
Split complementary#2A0121, #2A0A01
Tetradic#0A012A, #2A010C, #212A01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#06F1B2
Lighter +30%#05BF8D
Lighter +20%#038E69
Lighter +10%#025C44
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002B1F
Less saturated −25%#06251D

Channel breakdown

R1
G42
B31
Red1 (0.4%)
Green42 (16.5%)
Blue31 (12.2%)
Hue163.9°
Saturation (HSL)95.35%
Lightness8.43%
Dominant channelGreen
Hex per channelR 01 · G 2A · B 1F

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Every value on this page was computed from “012a1f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.