#4D91BA#4D91BA

#4D91BA is a light, moderate cyan. Relative luminance 0.254; OKLCH L 62.9% C 0.093 H 237.2°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4D91BA
RGB	rgb(77, 145, 186)
HSL	hsl(203, 44%, 52%)
HSV	hsv(203, 59%, 73%)
CMYK	cmyk(58.6%, 22%, 0%, 27.1%)
CIE-LAB	lab(57.44, -9.33, -27.87)
CIE-LCH	lch(57.44, 29.39, 251.50°)
OKLab	oklab(62.9% -0.0502 -0.078)
OKLCH	oklch(62.9% 0.093 237.2)
XYZ	xyz(22.0456, 25.3717, 50.1803)
Luminance	0.2537 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91BA #BA764D

analogous

#4DBAAD #4D91BA #4D5BBA

triadic

#4D91BA #BA4D91 #91BA4D

tetradic

#4D91BA #AD4DBA #BA764D #5BBA4D

square

#4D91BA #AD4DBA #BA764D #5BBA4D

split-complementary

#4D91BA #BA4D5B #BAAD4D

monochromatic

#274E65 #387091 #4D91BA #79ACCB #A5C8DC

Accessibility & contrast

On white

3.46

#4D91BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#4D91BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91BA

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91BA	#FFFFFF	#000000	##000000
##4D91BA	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E90BC

Deuteranopia (green-blind)

#6F85B9

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4d91ba;
/* rgb */ color: rgb(77, 145, 186);
/* oklch */ color: oklch(62.9% 0.093 237.2);

Tailwind

colors: {
  custom: {
    50: '#88b1cf',
    500: '#4d91ba',
    950: '#000000',
  },
}

SCSS

$custom: #4d91ba;
$custom-light: #88b1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91ba",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 186
  },
  "hsl": {
    "h": 202.569,
    "s": 44.13,
    "l": 51.569
  },
  "oklch": {
    "l": 0.62895,
    "c": 0.09273,
    "h": 237.2
  },
  "luminance": 0.25374
}

Semantic roles & 50–950 ramp

primary

#4D91BA

secondary

#C9AB99

accent

#8454D4

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4D91BA

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

Preview Lab → · Contrast checker → · Palette generator →