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Colour

#0F4D8A

  • #0F4D8A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0F4D8A is a blue with RGB values 15, 77, 138 and HSL 210°, 80%, 30%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0F4D8A#0F4D8A
HEX#0F4D8A
RGBrgb(15, 77, 138)
RGB (0–1)0.0588, 0.302, 0.5412
RGB percentages5.9%, 30.2%, 54.1%
HSLhsl(209.8, 80.4%, 30%)
HSV / HSBhsv(209.8, 89.1%, 54.1%)
CMYK89.1%, 44.2%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,002,890
CSS custom property--colour: #0F4D8A;

Brightness & contrast

Relative luminance0.07244WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.58:1
Contrast with white8.58:1WCAG normal text: AAA
Contrast with black2.45:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#F0B275

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D528Cno red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#154789no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#005C64no blue cones; rare, and affects men and women equally; ΔE 37.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.58:1WCAG large text: AAA
Contrast with black, large text2.45:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20.9Steel blue · ΔE 23.3Cornflower blue · ΔE 31.5Midnight blue · ΔE 32.7Slate grey · ΔE 36Dodgerblue · ΔE 36.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A4C0F
Analogous#0F8A89, #0F108A
Triadic#8A0F4D, #4D8A0F
Split complementary#8A0F0F, #8A8A0F
Tetradic#8A0F8A, #8A4C0F, #108A0F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#75B3F0
Lighter +30%#479AEB
Lighter +20%#1980E6
Lighter +10%#1467B8
Darker −10%#0A335C
Darker −20%#051A2E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004D99
Less saturated −25%#224D77

Channel breakdown

R15
G77
B138
Red15 (5.9%)
Green77 (30.2%)
Blue138 (54.1%)
Hue209.76°
Saturation (HSL)80.39%
Lightness30%
Dominant channelBlue
Hex per channelR 0F · G 4D · B 8A

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Every value on this page was computed from “0f4d8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.