Nerdulator> put something in

Colour

#00374F

  • #00374F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#00374F is a cyan with RGB values 0, 55, 79 and HSL 198°, 100%, 15%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#00374F#00374F
HEX#00374F
RGBrgb(0, 55, 79)
RGB (0–1)0, 0.2157, 0.3098
RGB percentages0%, 21.6%, 31%
HSLhsl(198.2, 100%, 15.5%)
HSV / HSBhsv(198.2, 100%, 31%)
CMYK100%, 30.4%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,159
CSS custom property--colour: #00374F;

Brightness & contrast

Relative luminance0.03297WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.66:1
Contrast with white12.66:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#FFC8B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B3750no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#21304Fno green cones; the most common form, about 1% of men; ΔE 10.8 from the original
Tritanopia#003D3Fno blue cones; rare, and affects men and women equally; ΔE 16.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.66:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.3Black · ΔE 29.3Dim grey · ΔE 30.8Slate grey · ΔE 33.1Steel blue · ΔE 33.9Light slate grey · ΔE 35.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.26, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F1800
Analogous#004F40, #000F4F
Triadic#4F0037, #374F00
Split complementary#4F000F, #4F3F00
Tetradic#40004F, #4F1800, #104F00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1CBAFF
Lighter +30%#00A2E8
Lighter +20%#007EB5
Lighter +10%#005B82
Darker −10%#00131C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00374F
Less saturated −25%#0A3345

Channel breakdown

R0
G55
B79
Red0 (0%)
Green55 (21.6%)
Blue79 (31%)
Hue198.23°
Saturation (HSL)100%
Lightness15.49%
Dominant channelBlue
Hex per channelR 00 · G 37 · B 4F

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “00374f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.