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Recognised as Colour

#1974AB

  • #1974AB
  • Blue
  • Dark
  • Nearest: Steel blue

#1974AB is a blue with RGB values 25, 116, 171 and HSL 203°, 74%, 38%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#1974AB#1974AB
HEX#1974AB
RGBrgb(25, 116, 171)
RGB (0–1)0.098, 0.4549, 0.6706
RGB percentages9.8%, 45.5%, 67.1%
HSLhsl(202.6, 74.5%, 38.4%)
HSV / HSBhsv(202.6, 85.4%, 67.1%)
CMYK85.4%, 32.2%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,668,267
CSS custom property--colour: #1974AB;

Brightness & contrast

Relative luminance0.15638WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.09:1
Contrast with white5.09:1WCAG normal text: AA
Contrast with black4.13:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#E68B54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5A75ADno red cones; affects about 1% of men; ΔE 12.2 from the original
Deuteranopia#4668AAno green cones; the most common form, about 1% of men; ΔE 14.1 from the original
Tritanopia#008288no blue cones; rare, and affects men and women equally; ΔE 33 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.09:1WCAG large text: AAA
Contrast with black, large text4.13:1WCAG large text: AA

Named colours

Steel blue · ΔE 7.4Cornflower blue · ΔE 24.9Slate grey · ΔE 26.8Light slate grey · ΔE 27.2Deep skyblue · ΔE 29.5Dodgerblue · ΔE 33.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.44, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB5019
Analogous#19AB99, #192BAB
Triadic#AB1974, #74AB19
Split complementary#AB192B, #AB9919
Tetradic#9919AB, #AB5019, #2BAB19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9FD2F1
Lighter +30%#73BDEA
Lighter +20%#46A8E4
Lighter +10%#2092D7
Darker −10%#12567F
Darker −20%#0C3852
Darker −30%#051926
Darker −40%#000000
More saturated +25%#007AC3
Less saturated −25%#316E93

Channel breakdown

R25
G116
B171
Red25 (9.8%)
Green116 (45.5%)
Blue171 (67.1%)
Hue202.6°
Saturation (HSL)74.49%
Lightness38.43%
Dominant channelBlue
Hex per channelR 19 · G 74 · B AB

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Every value on this page was computed from “1974ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.