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Colour

#604BB8

  • #604BB8
  • Blue
  • Dark
  • Nearest: Slate blue

#604BB8 is a blue with RGB values 96, 75, 184 and HSL 252°, 43%, 51%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#604BB8#604BB8
HEX#604BB8
RGBrgb(96, 75, 184)
RGB (0–1)0.3765, 0.2941, 0.7216
RGB percentages37.6%, 29.4%, 72.2%
HSLhsl(251.6, 43.4%, 50.8%)
HSV / HSBhsv(251.6, 59.2%, 72.2%)
CMYK47.8%, 59.2%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,310,840
CSS custom property--colour: #604BB8;

Brightness & contrast

Relative luminance0.1098WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.57:1
Contrast with white6.57:1WCAG normal text: AA
Contrast with black3.2:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#9FB447

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0060BCno red cones; affects about 1% of men; ΔE 23.9 from the original
Deuteranopia#005AB6no green cones; the most common form, about 1% of men; ΔE 22.4 from the original
Tritanopia#43647Ano blue cones; rare, and affects men and women equally; ΔE 57.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.57:1WCAG large text: AAA
Contrast with black, large text3.2:1WCAG large text: AA

Named colours

Slate blue · ΔE 6.5Rebecca purple · ΔE 12Medium purple · ΔE 16.2Royal blue · ΔE 16.8Medium slateblue · ΔE 17Dark slateblue · ΔE 18.8
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 6.46, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A3B84B
Analogous#4B6CB8, #974BB8
Triadic#B8604B, #4BB860
Split complementary#B8974B, #6CB84B
Tetradic#B84B6C, #A3B84B, #4BB897

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E1DDF2
Lighter +30%#C1B9E3
Lighter +20%#A194D5
Lighter +10%#8070C6
Darker −10%#4C3B95
Darker −20%#3A2C71
Darker −30%#271E4C
Darker −40%#141027
More saturated +25%#4D2CD7
Less saturated −25%#736A99

Channel breakdown

R96
G75
B184
Red96 (37.6%)
Green75 (29.4%)
Blue184 (72.2%)
Hue251.56°
Saturation (HSL)43.43%
Lightness50.78%
Dominant channelBlue
Hex per channelR 60 · G 4B · B B8

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Every value on this page was computed from “604bb8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.