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Recognised as Colour

#33BFA1

  • #33BFA1
  • Cyan
  • Dark
  • Nearest: Medium aquamarine

#33BFA1 is a cyan with RGB values 51, 191, 161 and HSL 167°, 58%, 47%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#33BFA1#33BFA1
HEX#33BFA1
RGBrgb(51, 191, 161)
RGB (0–1)0.2, 0.749, 0.6314
RGB percentages20%, 74.9%, 63.1%
HSLhsl(167.1, 57.9%, 47.5%)
HSV / HSBhsv(167.1, 73.3%, 74.9%)
CMYK73.3%, 0%, 15.7%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,391,393
CSS custom property--colour: #33BFA1;

Brightness & contrast

Relative luminance0.40539WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.11:1
Contrast with white2.31:1WCAG normal text: Fail
Contrast with black9.11:1WCAG normal text: AAA
Greyscale equivalent#9F9F9F
Inverted#CC405E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B8B3A0no red cones; affects about 1% of men; ΔE 42.7 from the original
Deuteranopia#A6A5A3no green cones; the most common form, about 1% of men; ΔE 43.9 from the original
Tritanopia#00C1B6no blue cones; rare, and affects men and women equally; ΔE 10.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.31:1WCAG large text: Fail
Contrast with black, large text9.11:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 8.8Light seagreen · ΔE 13.2Turquoise · ΔE 14.3Medium turquoise · ΔE 16.1Dark turquoise · ΔE 19.3Medium seagreen · ΔE 20.7
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 8.75, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF3351
Analogous#33BF5B, #3397BF
Triadic#A133BF, #BFA133
Split complementary#BF3397, #BF5B33
Tetradic#5B33BF, #BF3351, #97BF33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCF2EA
Lighter +30%#A4E7D9
Lighter +20%#7CDCC7
Lighter +10%#54D1B6
Darker −10%#28977F
Darker −20%#1E6E5D
Darker −30%#13463B
Darker −40%#081E19
More saturated +25%#15DDB2
Less saturated −25%#51A190

Channel breakdown

R51
G191
B161
Red51 (20%)
Green191 (74.9%)
Blue161 (63.1%)
Hue167.14°
Saturation (HSL)57.85%
Lightness47.45%
Dominant channelGreen
Hex per channelR 33 · G BF · B A1

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Every value on this page was computed from “33bfa1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.