#51889D#51889D

#51889D is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.7% C 0.066 H 224.5°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#51889D
RGB	rgb(81, 136, 157)
HSL	hsl(197, 32%, 47%)
HSV	hsv(197, 48%, 62%)
CMYK	cmyk(48.4%, 13.4%, 0%, 38.4%)
CIE-LAB	lab(53.80, -12.26, -16.83)
CIE-LCH	lch(53.80, 20.82, 233.92°)
OKLab	oklab(59.69% -0.0473 -0.0465)
OKLCH	oklch(59.69% 0.066 224.5)
XYZ	xyz(18.2811, 21.7906, 35.1344)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51889D #9D6651

analogous

#519D8C #51889D #51629D

triadic

#51889D #9D5188 #889D51

tetradic

#51889D #8C519D #9D6651 #629D51

square

#51889D #8C519D #9D6651 #629D51

split-complementary

#51889D #9D5162 #9D8C51

monochromatic

#27424C #3C6575 #51889D #74A5B7 #9CBFCC

Accessibility & contrast

On white

3.92

#51889D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#51889D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51889D

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51889D	#FFFFFF	#000000	##000000
##51889D	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C859E

Deuteranopia (green-blind)

#717D9D

Tritanopia (blue-blind)

#2B8E8F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #51889d;
/* rgb */ color: rgb(81, 136, 157);
/* oklch */ color: oklch(59.7% 0.066 224.5);

Tailwind

colors: {
  custom: {
    50: '#87aaba',
    500: '#51889d',
    950: '#000000',
  },
}

SCSS

$custom: #51889d;
$custom-light: #87aaba;
$custom-dark: #000000;

JSON

{
  "hex": "#51889d",
  "rgb": {
    "r": 81,
    "g": 136,
    "b": 157
  },
  "hsl": {
    "h": 196.579,
    "s": 31.933,
    "l": 46.667
  },
  "oklch": {
    "l": 0.59685,
    "c": 0.06634,
    "h": 224.5
  },
  "luminance": 0.21792
}

Semantic roles & 50–950 ramp

primary

#51889D

secondary

#B99C91

accent

#7D60C8

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1011

muted

#7D7F80

Preview Lab

Preview with #51889D

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

Preview Lab → · Contrast checker → · Palette generator →