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Recognised as Colour

#001898

  • #001898
  • Blue
  • Dark
  • Nearest: Dark blue

#001898 is a blue with RGB values 0, 24, 152 and HSL 231°, 100%, 30%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#001898#001898
HEX#001898
RGBrgb(0, 24, 152)
RGB (0–1)0, 0.0941, 0.5961
RGB percentages0%, 9.4%, 59.6%
HSLhsl(230.5, 100%, 29.8%)
HSV / HSBhsv(230.5, 100%, 59.6%)
CMYK100%, 84.2%, 0%, 40.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,296
CSS custom property--colour: #001898;

Brightness & contrast

Relative luminance0.0292WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.26:1
Contrast with white13.26:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#FFE767

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00379Bno red cones; affects about 1% of men; ΔE 22 from the original
Deuteranopia#002896no green cones; the most common form, about 1% of men; ΔE 12.1 from the original
Tritanopia#00425Ano blue cones; rare, and affects men and women equally; ΔE 73 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.26:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark blue · ΔE 7.3Navy · ΔE 8.1Indigo · ΔE 16.6Midnight blue · ΔE 23.5Rebecca purple · ΔE 25.2Slate blue · ΔE 29.2
Nearest named CSS colourDark blue (#00008B)ΔE 7.33, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#988000
Analogous#006498, #340098
Triadic#980018, #189800
Split complementary#983400, #649800
Tetradic#980064, #988000, #009834

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#657DFF
Lighter +30%#3252FF
Lighter +20%#0028FE
Lighter +10%#0020CB
Darker −10%#001065
Darker −20%#000832
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001898
Less saturated −25%#132585

Channel breakdown

R0
G24
B152
Red0 (0%)
Green24 (9.4%)
Blue152 (59.6%)
Hue230.53°
Saturation (HSL)100%
Lightness29.8%
Dominant channelBlue
Hex per channelR 00 · G 18 · B 98

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Every value on this page was computed from “hex 001898” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.