#4E81BF#4E81BF

#4E81BF is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 59.5% C 0.110 H 254.2°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4E81BF
RGB	rgb(78, 129, 191)
HSL	hsl(213, 47%, 53%)
HSV	hsv(213, 59%, 75%)
CMYK	cmyk(59.2%, 32.5%, 0%, 25.1%)
CIE-LAB	lab(53.04, 1.76, -37.58)
CIE-LCH	lch(53.04, 37.62, 272.68°)
OKLab	oklab(59.51% -0.03 -0.1061)
OKLCH	oklch(59.51% 0.11 254.2)
XYZ	xyz(20.3928, 21.0800, 52.2743)
Luminance	0.2108 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81BF #BF8C4E

analogous

#4EBABF #4E81BF #534EBF

triadic

#4E81BF #BF4E81 #81BF4E

tetradic

#4E81BF #BF4EBA #BF8C4E #4EBF53

square

#4E81BF #BF4EBA #BF8C4E #4EBF53

split-complementary

#4E81BF #BF534E #BABF4E

monochromatic

#27466C #376399 #4E81BF #7BA1CF #A8C1E0

Accessibility & contrast

On white

4.03

#4E81BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#4E81BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81BF

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81BF	#FFFFFF	#000000	##000000
##4E81BF	1.00	4.03	5.22	5.22
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6785C2

Deuteranopia (green-blind)

#587ABE

Tritanopia (blue-blind)

#008F97

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4e81bf;
/* rgb */ color: rgb(78, 129, 191);
/* oklch */ color: oklch(59.5% 0.110 254.2);

Tailwind

colors: {
  custom: {
    50: '#89a5d2',
    500: '#4e81bf',
    950: '#000000',
  },
}

SCSS

$custom: #4e81bf;
$custom-light: #89a5d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81bf",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 191
  },
  "hsl": {
    "h": 212.92,
    "s": 46.888,
    "l": 52.745
  },
  "oklch": {
    "l": 0.59514,
    "c": 0.11025,
    "h": 254.2
  },
  "luminance": 0.21082
}

Semantic roles & 50–950 ramp

primary

#4E81BF

secondary

#CDB79C

accent

#9A51D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4E81BF

Body copy rendered with the generated semantic roles for this colour.

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