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Recognised as Colour

#148A8F

  • #148A8F
  • Cyan
  • Dark
  • Nearest: Dark cyan

#148A8F is a cyan with RGB values 20, 138, 143 and HSL 182°, 75%, 32%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#148A8F#148A8F
HEX#148A8F
RGBrgb(20, 138, 143)
RGB (0–1)0.0784, 0.5412, 0.5608
RGB percentages7.8%, 54.1%, 56.1%
HSLhsl(182.4, 75.5%, 32%)
HSV / HSBhsv(182.4, 86%, 56.1%)
CMYK86%, 3.5%, 0%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,346,191
CSS custom property--colour: #148A8F;

Brightness & contrast

Relative luminance0.20309WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.06:1
Contrast with white4.15:1WCAG normal text: Fail
Contrast with black5.06:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#EB7570

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7F838Fno red cones; affects about 1% of men; ΔE 29.3 from the original
Deuteranopia#6F7790no green cones; the most common form, about 1% of men; ΔE 30.8 from the original
Tritanopia#008F8Bno blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.15:1WCAG large text: AA
Contrast with black, large text5.06:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 3.7Teal · ΔE 5Cadetblue · ΔE 12.7Light seagreen · ΔE 17.5Slate grey · ΔE 25.6Light slate grey · ΔE 25.8
Nearest named CSS colourDark cyan (#008B8B)ΔE 3.7, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8F1914
Analogous#148F57, #144C8F
Triadic#8F148A, #8A8F14
Split complementary#8F144C, #8F5714
Tetradic#57148F, #8F1914, #4C8F14

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#82E9ED
Lighter +30%#55E1E7
Lighter +20%#28D9E1
Lighter +10%#1AB5BC
Darker −10%#0E5F62
Darker −20%#073436
Darker −30%#010809
Darker −40%#000000
More saturated +25%#009CA3
Less saturated −25%#28777B

Channel breakdown

R20
G138
B143
Red20 (7.8%)
Green138 (54.1%)
Blue143 (56.1%)
Hue182.44°
Saturation (HSL)75.46%
Lightness31.96%
Dominant channelBlue
Hex per channelR 14 · G 8A · B 8F

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Every value on this page was computed from “148a8f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.