#276AB4#276AB4

#276AB4 is a mid, vivid cyan. Relative luminance 0.140; OKLCH L 52.1% C 0.135 H 253.7°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#276AB4
RGB	rgb(39, 106, 180)
HSL	hsl(211, 64%, 43%)
HSV	hsv(211, 78%, 71%)
CMYK	cmyk(78.3%, 41.1%, 0%, 29.4%)
CIE-LAB	lab(44.28, 5.64, -45.19)
CIE-LCH	lch(44.28, 45.54, 277.12°)
OKLab	oklab(52.08% -0.0378 -0.1292)
OKLCH	oklch(52.08% 0.135 253.7)
XYZ	xyz(14.2259, 14.0330, 45.1300)
Luminance	0.1404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#276AB4 #B47127

analogous

#27B1B4 #276AB4 #2A27B4

triadic

#276AB4 #B4276A #6AB427

tetradic

#276AB4 #B427B1 #B47127 #27B42A

square

#276AB4 #B427B1 #B47127 #27B42A

split-complementary

#276AB4 #B42A27 #B1B427

monochromatic

#112F4F #1C4C82 #276AB4 #4288D6 #74A8E1

Accessibility & contrast

On white

5.52

#276AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#276AB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #276AB4

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##276AB4	#FFFFFF	#000000	##FFFFFF
##276AB4	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4670B7

Deuteranopia (green-blind)

#2E63B3

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #276ab4;
/* rgb */ color: rgb(39, 106, 180);
/* oklch */ color: oklch(52.1% 0.135 253.7);

Tailwind

colors: {
  custom: {
    50: '#7694cb',
    500: '#276ab4',
    950: '#000000',
  },
}

SCSS

$custom: #276ab4;
$custom-light: #7694cb;
$custom-dark: #000000;

JSON

{
  "hex": "#276ab4",
  "rgb": {
    "r": 39,
    "g": 106,
    "b": 180
  },
  "hsl": {
    "h": 211.489,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52076,
    "c": 0.13461,
    "h": 253.7
  },
  "luminance": 0.14035
}

Semantic roles & 50–950 ramp

primary

#276AB4

secondary

#C89E6F

accent

#9840E7

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #276AB4

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

Preview Lab → · Contrast checker → · Palette generator →