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Recognised as Colour

#1B7D63

  • #1B7D63
  • Cyan
  • Dark
  • Nearest: Sea green

#1B7D63 is a cyan with RGB values 27, 125, 99 and HSL 164°, 64%, 30%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#1B7D63#1B7D63
HEX#1B7D63
RGBrgb(27, 125, 99)
RGB (0–1)0.1059, 0.4902, 0.3882
RGB percentages10.6%, 49%, 38.8%
HSLhsl(164.1, 64.5%, 29.8%)
HSV / HSBhsv(164.1, 78.4%, 49%)
CMYK78.4%, 0%, 20.8%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,801,571
CSS custom property--colour: #1B7D63;

Brightness & contrast

Relative luminance0.15801WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.05:1
Contrast with white5.05:1WCAG normal text: AA
Contrast with black4.16:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#E4829C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#797462no red cones; affects about 1% of men; ΔE 33 from the original
Deuteranopia#6D6B65no green cones; the most common form, about 1% of men; ΔE 33.7 from the original
Tritanopia#007E76no blue cones; rare, and affects men and women equally; ΔE 10.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.05:1WCAG large text: AAA
Contrast with black, large text4.16:1WCAG large text: AA

Named colours

Sea green · ΔE 15.6Teal · ΔE 15.8Dark cyan · ΔE 16.7Light seagreen · ΔE 23.2Cadetblue · ΔE 24.6Dark olivegreen · ΔE 28.9
Nearest named CSS colourSea green (#2E8B57)ΔE 15.57, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D1B35
Analogous#1B7D32, #1B667D
Triadic#631B7D, #7D631B
Split complementary#7D1B66, #7D321B
Tetradic#321B7D, #7D1B35, #667D1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#80E4C9
Lighter +30%#56DBB8
Lighter +20%#2DD1A5
Lighter +10%#24A784
Darker −10%#125342
Darker −20%#092921
Darker −30%#000000
Darker −40%#000000
More saturated +25%#08906C
Less saturated −25%#2E6A5A

Channel breakdown

R27
G125
B99
Red27 (10.6%)
Green125 (49%)
Blue99 (38.8%)
Hue164.08°
Saturation (HSL)64.47%
Lightness29.8%
Dominant channelGreen
Hex per channelR 1B · G 7D · B 63

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Every value on this page was computed from “1b7d63” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.