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Recognised as Colour

#105B52

  • #105B52
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#105B52 is a cyan with RGB values 16, 91, 82 and HSL 173°, 70%, 21%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#105B52#105B52
HEX#105B52
RGBrgb(16, 91, 82)
RGB (0–1)0.0627, 0.3569, 0.3216
RGB percentages6.3%, 35.7%, 32.2%
HSLhsl(172.8, 70.1%, 21%)
HSV / HSBhsv(172.8, 82.4%, 35.7%)
CMYK82.4%, 0%, 9.9%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,071,954
CSS custom property--colour: #105B52;

Brightness & contrast

Relative luminance0.08202WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.95:1
Contrast with white7.95:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#EFA4AD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#565552no red cones; affects about 1% of men; ΔE 24.1 from the original
Deuteranopia#4C4E53no green cones; the most common form, about 1% of men; ΔE 24.6 from the original
Tritanopia#005D58no blue cones; rare, and affects men and women equally; ΔE 2.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.95:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13Teal · ΔE 16.4Dark cyan · ΔE 20.5Dim grey · ΔE 26.1Cadetblue · ΔE 27.8Slate grey · ΔE 30.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.04, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B1019
Analogous#105B2C, #103F5B
Triadic#52105B, #5B5210
Split complementary#5B103F, #5B2C10
Tetradic#2C105B, #5B1019, #3F5B10

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#56E1D1
Lighter +30%#2ADAC5
Lighter +20%#1FB2A0
Lighter +10%#188679
Darker −10%#08302B
Darker −20%#010404
Darker −30%#000000
Darker −40%#000000
More saturated +25%#03685C
Less saturated −25%#1D4E48

Channel breakdown

R16
G91
B82
Red16 (6.3%)
Green91 (35.7%)
Blue82 (32.2%)
Hue172.8°
Saturation (HSL)70.09%
Lightness20.98%
Dominant channelGreen
Hex per channelR 10 · G 5B · B 52

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Every value on this page was computed from “105b52” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.