#4D91B7#4D91B7

#4D91B7 is a light, moderate cyan. Relative luminance 0.252; OKLCH L 62.8% C 0.090 H 235.1°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#4D91B7
RGB	rgb(77, 145, 183)
HSL	hsl(202, 42%, 51%)
HSV	hsv(202, 58%, 72%)
CMYK	cmyk(57.9%, 20.8%, 0%, 28.2%)
CIE-LAB	lab(57.31, -10.27, -26.36)
CIE-LCH	lch(57.31, 28.29, 248.70°)
OKLab	oklab(62.76% -0.0513 -0.0736)
OKLCH	oklch(62.76% 0.09 235.1)
XYZ	xyz(21.7300, 25.2455, 48.5183)
Luminance	0.2525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91B7 #B7734D

analogous

#4DB7A8 #4D91B7 #4D5CB7

triadic

#4D91B7 #B74D91 #91B74D

tetradic

#4D91B7 #A84DB7 #B7734D #5CB74D

square

#4D91B7 #A84DB7 #B7734D #5CB74D

split-complementary

#4D91B7 #B74D5C #B7A84D

monochromatic

#284D62 #396F8E #4D91B7 #79ACC9 #A4C7DA

Accessibility & contrast

On white

3.47

#4D91B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#4D91B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91B7

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91B7	#FFFFFF	#000000	##000000
##4D91B7	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F90B9

Deuteranopia (green-blind)

#7085B6

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4d91b7;
/* rgb */ color: rgb(77, 145, 183);
/* oklch */ color: oklch(62.8% 0.090 235.1);

Tailwind

colors: {
  custom: {
    50: '#87b1cc',
    500: '#4d91b7',
    950: '#000000',
  },
}

SCSS

$custom: #4d91b7;
$custom-light: #87b1cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91b7",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 183
  },
  "hsl": {
    "h": 201.509,
    "s": 42.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.62758,
    "c": 0.08971,
    "h": 235.1
  },
  "luminance": 0.25247
}

Semantic roles & 50–950 ramp

primary

#4D91B7

secondary

#C7A998

accent

#8256D2

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4D91B7

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

Preview Lab → · Contrast checker → · Palette generator →