#4D91D8#4D91D8

#4D91D8 is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.4% C 0.128 H 251.3°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#4D91D8
RGB	rgb(77, 145, 216)
HSL	hsl(211, 64%, 57%)
HSV	hsv(211, 64%, 85%)
CMYK	cmyk(64.4%, 32.9%, 0%, 15.3%)
CIE-LAB	lab(58.77, 0.50, -42.68)
CIE-LCH	lch(58.77, 42.68, 270.67°)
OKLab	oklab(64.39% -0.0408 -0.1208)
OKLCH	oklch(64.39% 0.128 251.3)
XYZ	xyz(25.5761, 26.7839, 68.7744)
Luminance	0.2679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91D8 #D8944D

analogous

#4DD7D8 #4D91D8 #4E4DD8

triadic

#4D91D8 #D84D91 #91D84D

tetradic

#4D91D8 #D84DD7 #D8944D #4DD84E

square

#4D91D8 #D84DD7 #D8944D #4DD84E

split-complementary

#4D91D8 #D84E4D #D7D84D

monochromatic

#1F548C #2A72BE #4D91D8 #7FB0E3 #B1CFEE

Accessibility & contrast

On white

3.30

#4D91D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#4D91D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91D8

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91D8	#FFFFFF	#000000	##000000
##4D91D8	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7295DB

Deuteranopia (green-blind)

#5F87D7

Tritanopia (blue-blind)

#00A2AB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4d91d8;
/* rgb */ color: rgb(77, 145, 216);
/* oklch */ color: oklch(64.4% 0.128 251.3);

Tailwind

colors: {
  custom: {
    50: '#8cb0e4',
    500: '#4d91d8',
    950: '#000000',
  },
}

SCSS

$custom: #4d91d8;
$custom-light: #8cb0e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91d8",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 216
  },
  "hsl": {
    "h": 210.647,
    "s": 64.055,
    "l": 57.451
  },
  "oklch": {
    "l": 0.64391,
    "c": 0.12753,
    "h": 251.3
  },
  "luminance": 0.26786
}

Semantic roles & 50–950 ramp

primary

#4D91D8

secondary

#DCC1A4

accent

#9641E7

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1015

muted

#7E7F84

Preview Lab

Preview with #4D91D8

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

Preview Lab → · Contrast checker → · Palette generator →