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Recognised as Colour

#21674D

  • #21674D
  • Cyan
  • Dark
  • Nearest: Teal

#21674D is a cyan with RGB values 33, 103, 77 and HSL 158°, 51%, 27%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#21674D#21674D
HEX#21674D
RGBrgb(33, 103, 77)
RGB (0–1)0.1294, 0.4039, 0.302
RGB percentages12.9%, 40.4%, 30.2%
HSLhsl(157.7, 51.5%, 26.7%)
HSV / HSBhsv(157.7, 68%, 40.4%)
CMYK68%, 0%, 25.2%, 59.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,189,133
CSS custom property--colour: #21674D;

Brightness & contrast

Relative luminance0.1056WCAG 2.x, 0 is black and 1 is white
Perceived brightness85 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.75:1
Contrast with white6.75:1WCAG normal text: AA
Contrast with black3.11:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#DE98B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#65604Cno red cones; affects about 1% of men; ΔE 27.3 from the original
Deuteranopia#5B594Fno green cones; the most common form, about 1% of men; ΔE 27.5 from the original
Tritanopia#006760no blue cones; rare, and affects men and women equally; ΔE 11.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.75:1WCAG large text: AAA
Contrast with black, large text3.11:1WCAG large text: AA

Named colours

Teal · ΔE 19.3Sea green · ΔE 20.5Dark cyan · ΔE 22Dark slate grey · ΔE 22.1Dark olivegreen · ΔE 24.5Cadetblue · ΔE 28.8
Nearest named CSS colourTeal (#008080)ΔE 19.33, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#67213B
Analogous#21672A, #215E67
Triadic#4D2167, #674D21
Split complementary#67215E, #672A21
Tetradic#2A2167, #67213B, #5E6721

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7ED6B5
Lighter +30%#58C99F
Lighter +20%#3AB487
Lighter +10%#2D8E6A
Darker −10%#154030
Darker −20%#081A13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#107851
Less saturated −25%#325649

Channel breakdown

R33
G103
B77
Red33 (12.9%)
Green103 (40.4%)
Blue77 (30.2%)
Hue157.71°
Saturation (HSL)51.47%
Lightness26.67%
Dominant channelGreen
Hex per channelR 21 · G 67 · B 4D

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Every value on this page was computed from “21674d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.