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Colour

#30395F

  • #30395F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#30395F is a blue with RGB values 48, 57, 95 and HSL 229°, 33%, 28%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#30395F#30395F
HEX#30395F
RGBrgb(48, 57, 95)
RGB (0–1)0.1882, 0.2235, 0.3725
RGB percentages18.8%, 22.4%, 37.3%
HSLhsl(228.5, 32.9%, 28%)
HSV / HSBhsv(228.5, 49.5%, 37.3%)
CMYK49.5%, 40%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,160,415
CSS custom property--colour: #30395F;

Brightness & contrast

Relative luminance0.04381WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.19:1
Contrast with white11.19:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#CFC6A0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B3D61no red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#27395Eno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#1F4147no blue cones; rare, and affects men and women equally; ΔE 24.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.19:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 26.4Dark slate grey · ΔE 28.8Steel blue · ΔE 31.2Dim grey · ΔE 31.8Slate grey · ΔE 32.5Light slate grey · ΔE 35
Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.44, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F5630
Analogous#30515F, #3F305F
Triadic#5F3039, #395F30
Split complementary#5F3E30, #515F30
Tetradic#5F3051, #5F5630, #305F3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#939DC8
Lighter +30%#717EB7
Lighter +20%#5262A3
Lighter +10%#414D81
Darker −10%#1F253D
Darker −20%#0E101B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E2E71
Less saturated −25%#42444D

Channel breakdown

R48
G57
B95
Red48 (18.8%)
Green57 (22.4%)
Blue95 (37.3%)
Hue228.51°
Saturation (HSL)32.87%
Lightness28.04%
Dominant channelBlue
Hex per channelR 30 · G 39 · B 5F

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Every value on this page was computed from “30395f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.