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Recognised as Colour

#001897

  • #001897
  • Blue
  • Dark
  • Nearest: Dark blue

#001897 is a blue with RGB values 0, 24, 151 and HSL 230°, 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

#001897#001897
HEX#001897
RGBrgb(0, 24, 151)
RGB (0–1)0, 0.0941, 0.5922
RGB percentages0%, 9.4%, 59.2%
HSLhsl(230.5, 100%, 29.6%)
HSV / HSBhsv(230.5, 100%, 59.2%)
CMYK100%, 84.1%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,295
CSS custom property--colour: #001897;

Brightness & contrast

Relative luminance0.02888WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.31:1
Contrast with white13.31:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#FFE768

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00379Ano red cones; affects about 1% of men; ΔE 22.1 from the original
Deuteranopia#002895no green cones; the most common form, about 1% of men; ΔE 12.2 from the original
Tritanopia#004259no blue cones; rare, and affects men and women equally; ΔE 73.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.31:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark blue · ΔE 7.5Navy · ΔE 7.9Indigo · ΔE 16.4Midnight blue · ΔE 22.9Rebecca purple · ΔE 24.9Slate blue · ΔE 29.1
Nearest named CSS colourDark blue (#00008B)ΔE 7.51, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#977F00
Analogous#006397, #340097
Triadic#970018, #189700
Split complementary#973400, #639700
Tetradic#970063, #977F00, #009734

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#647DFF
Lighter +30%#3152FF
Lighter +20%#0028FD
Lighter +10%#0020CA
Darker −10%#001064
Darker −20%#000831
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001897
Less saturated −25%#132584

Channel breakdown

R0
G24
B151
Red0 (0%)
Green24 (9.4%)
Blue151 (59.2%)
Hue230.46°
Saturation (HSL)100%
Lightness29.61%
Dominant channelBlue
Hex per channelR 00 · G 18 · B 97

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Every value on this page was computed from “hex 001897” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.