#4A91DB#4A91DB

#4A91DB is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.4% C 0.133 H 251.4°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#4A91DB
RGB	rgb(74, 145, 219)
HSL	hsl(211, 67%, 57%)
HSV	hsv(211, 66%, 86%)
CMYK	cmyk(66.2%, 33.8%, 0%, 14.1%)
CIE-LAB	lab(58.81, 1.01, -44.31)
CIE-LCH	lch(58.81, 44.32, 271.31°)
OKLab	oklab(64.43% -0.0422 -0.1256)
OKLCH	oklch(64.43% 0.133 251.4)
XYZ	xyz(25.7309, 26.8185, 70.8245)
Luminance	0.2682 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A91DB #DB944A

analogous

#4AD9DB #4A91DB #4C4ADB

triadic

#4A91DB #DB4A91 #91DB4A

tetradic

#4A91DB #DB4AD9 #DB944A #4ADB4C

square

#4A91DB #DB4AD9 #DB944A #4ADB4C

split-complementary

#4A91DB #DB4C4A #D9DB4A

monochromatic

#1C548E #2672C1 #4A91DB #7DB0E5 #B0CFEF

Accessibility & contrast

On white

3.30

#4A91DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#4A91DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A91DB

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A91DB	#FFFFFF	#000000	##000000
##4A91DB	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)

#7095DE

Deuteranopia (green-blind)

#5C87DA

Tritanopia (blue-blind)

#00A2AC

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4a91db;
/* rgb */ color: rgb(74, 145, 219);
/* oklch */ color: oklch(64.4% 0.133 251.4);

Tailwind

colors: {
  custom: {
    50: '#8bb0e6',
    500: '#4a91db',
    950: '#000000',
  },
}

SCSS

$custom: #4a91db;
$custom-light: #8bb0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4a91db",
  "rgb": {
    "r": 74,
    "g": 145,
    "b": 219
  },
  "hsl": {
    "h": 210.621,
    "s": 66.82,
    "l": 57.451
  },
  "oklch": {
    "l": 0.64432,
    "c": 0.1325,
    "h": 251.4
  },
  "luminance": 0.26821
}

Semantic roles & 50–950 ramp

primary

#4A91DB

secondary

#DEC1A3

accent

#963EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4A91DB

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

Preview Lab → · Contrast checker → · Palette generator →