Nerdulator> put something in

Recognised as Colour

#285F7D

  • #285F7D
  • Blue
  • Dark
  • Nearest: Steel blue

#285F7D is a blue with RGB values 40, 95, 125 and HSL 201°, 52%, 32%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#285F7D#285F7D
HEX#285F7D
RGBrgb(40, 95, 125)
RGB (0–1)0.1569, 0.3725, 0.4902
RGB percentages15.7%, 37.3%, 49%
HSLhsl(201.2, 51.5%, 32.4%)
HSV / HSBhsv(201.2, 68%, 49%)
CMYK68%, 24%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,645,885
CSS custom property--colour: #285F7D;

Brightness & contrast

Relative luminance0.10116WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.95:1
Contrast with white6.95:1WCAG normal text: AA
Contrast with black3.02:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#D7A082

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#515E7Eno red cones; affects about 1% of men; ΔE 11.8 from the original
Deuteranopia#45567Dno green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#006769no blue cones; rare, and affects men and women equally; ΔE 21.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.95:1WCAG large text: AAA
Contrast with black, large text3.02:1WCAG large text: AA

Named colours

Steel blue · ΔE 18Slate grey · ΔE 19.7Dark slate grey · ΔE 20Light slate grey · ΔE 21.8Dim grey · ΔE 24.4Teal · ΔE 27
Nearest named CSS colourSteel blue (#4682B4)ΔE 17.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D4628
Analogous#287D71, #28347D
Triadic#7D285F, #5F7D28
Split complementary#7D2834, #7D7128
Tetradic#71287D, #7D4628, #347D28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#94C3DD
Lighter +30%#6EAED0
Lighter +20%#4798C4
Lighter +10%#347CA4
Darker −10%#1C4256
Darker −20%#0F2430
Darker −30%#030709
Darker −40%#000000
More saturated +25%#136592
Less saturated −25%#3D5968

Channel breakdown

R40
G95
B125
Red40 (15.7%)
Green95 (37.3%)
Blue125 (49%)
Hue201.18°
Saturation (HSL)51.52%
Lightness32.35%
Dominant channelBlue
Hex per channelR 28 · G 5F · B 7D

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 “285f7d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.