Nerdulator> put something in

Recognised as Colour

#176C9E

  • #176C9E
  • Blue
  • Dark
  • Nearest: Steel blue

#176C9E is a blue with RGB values 23, 108, 158 and HSL 202°, 75%, 35%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#176C9E#176C9E
HEX#176C9E
RGBrgb(23, 108, 158)
RGB (0–1)0.0902, 0.4235, 0.6196
RGB percentages9%, 42.4%, 62%
HSLhsl(202.2, 74.6%, 35.5%)
HSV / HSBhsv(202.2, 85.4%, 62%)
CMYK85.4%, 31.6%, 0%, 38%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,535,134
CSS custom property--colour: #176C9E;

Brightness & contrast

Relative luminance0.13376WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.71:1
Contrast with white5.71:1WCAG normal text: AA
Contrast with black3.68:1WCAG normal text: Fail
Greyscale equivalent#5E5E5E
Inverted#E89361

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#546DA0no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#42619Dno green cones; the most common form, about 1% of men; ΔE 13.4 from the original
Tritanopia#00787Eno blue cones; rare, and affects men and women equally; ΔE 30.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.71:1WCAG large text: AAA
Contrast with black, large text3.68:1WCAG large text: AA

Named colours

Steel blue · ΔE 9.4Slate grey · ΔE 25.3Light slate grey · ΔE 26.2Cornflower blue · ΔE 28.5Deep skyblue · ΔE 32.8Dark slate grey · ΔE 33
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.42, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9E4917
Analogous#179E8C, #17299E
Triadic#9E176C, #6C9E17
Split complementary#9E1729, #9E8D17
Tetradic#8C179E, #9E4917, #289E17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#92CDEF
Lighter +30%#65B8E9
Lighter +20%#39A3E2
Lighter +10%#1D8ACB
Darker −10%#114E71
Darker −20%#0A2F45
Darker −30%#041118
Darker −40%#000000
More saturated +25%#0072B5
Less saturated −25%#2E6687

Channel breakdown

R23
G108
B158
Red23 (9%)
Green108 (42.4%)
Blue158 (62%)
Hue202.22°
Saturation (HSL)74.59%
Lightness35.49%
Dominant channelBlue
Hex per channelR 17 · G 6C · B 9E

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 “176c9e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.