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Recognised as Colour

#125B52

  • #125B52
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#125B52 is a cyan with RGB values 18, 91, 82 and HSL 173°, 67%, 21%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#125B52#125B52
HEX#125B52
RGBrgb(18, 91, 82)
RGB (0–1)0.0706, 0.3569, 0.3216
RGB percentages7.1%, 35.7%, 32.2%
HSLhsl(172.6, 67%, 21.4%)
HSV / HSBhsv(172.6, 80.2%, 35.7%)
CMYK80.2%, 0%, 9.9%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,203,026
CSS custom property--colour: #125B52;

Brightness & contrast

Relative luminance0.0822WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.94:1
Contrast with white7.94:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#EDA4AD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#565552no red cones; affects about 1% of men; ΔE 23.9 from the original
Deuteranopia#4C4E53no green cones; the most common form, about 1% of men; ΔE 24.3 from the original
Tritanopia#005D58no blue cones; rare, and affects men and women equally; ΔE 3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.94:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.8Teal · ΔE 16.5Dark cyan · ΔE 20.6Dim grey · ΔE 25.9Cadetblue · ΔE 27.8Slate grey · ΔE 30
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.82, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B121B
Analogous#125B2D, #12405B
Triadic#52125B, #5B5212
Split complementary#5B1240, #5B2D12
Tetradic#2E125B, #5B121B, #405B12

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5BDECE
Lighter +30%#30D6C2
Lighter +20%#23B09F
Lighter +10%#1A8678
Darker −10%#0A302C
Darker −20%#010605
Darker −30%#000000
Darker −40%#000000
More saturated +25%#04695C
Less saturated −25%#204D48

Channel breakdown

R18
G91
B82
Red18 (7.1%)
Green91 (35.7%)
Blue82 (32.2%)
Hue172.6°
Saturation (HSL)66.97%
Lightness21.37%
Dominant channelGreen
Hex per channelR 12 · G 5B · B 52

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Every value on this page was computed from “125b52” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.