#276CA3#276CA3

#276CA3 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.5% C 0.111 H 246.5°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#276CA3
RGB	rgb(39, 108, 163)
HSL	hsl(207, 61%, 40%)
HSV	hsv(207, 76%, 64%)
CMYK	cmyk(76.1%, 33.7%, 0%, 36.1%)
CIE-LAB	lab(43.94, -2.04, -35.75)
CIE-LCH	lch(43.94, 35.81, 266.73°)
OKLab	oklab(51.51% -0.0441 -0.1015)
OKLCH	oklch(51.51% 0.111 246.5)
XYZ	xyz(12.8076, 13.7993, 36.6318)
Luminance	0.1380 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#276CA3 #A35E27

analogous

#27A39C #276CA3 #272EA3

triadic

#276CA3 #A3276C #6CA327

tetradic

#276CA3 #9C27A3 #A35E27 #2EA327

square

#276CA3 #9C27A3 #A35E27 #2EA327

split-complementary

#276CA3 #A3272E #A39C27

monochromatic

#0F2B40 #1B4B72 #276CA3 #388CCF #69A9DB

Accessibility & contrast

On white

5.58

#276CA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#276CA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #276CA3

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##276CA3	#FFFFFF	#000000	##FFFFFF
##276CA3	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536EA5

Deuteranopia (green-blind)

#4163A2

Tritanopia (blue-blind)

#007980

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #276ca3;
/* rgb */ color: rgb(39, 108, 163);
/* oklch */ color: oklch(51.5% 0.111 246.5);

Tailwind

colors: {
  custom: {
    50: '#7395be',
    500: '#276ca3',
    950: '#000000',
  },
}

SCSS

$custom: #276ca3;
$custom-light: #7395be;
$custom-dark: #000000;

JSON

{
  "hex": "#276ca3",
  "rgb": {
    "r": 39,
    "g": 108,
    "b": 163
  },
  "hsl": {
    "h": 206.613,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.51508,
    "c": 0.11068,
    "h": 246.5
  },
  "luminance": 0.13801
}

Semantic roles & 50–950 ramp

primary

#276CA3

secondary

#C18E64

accent

#8B43E4

background

#F7F9FB

surface

#EDF1F7

border

#C8CBD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #276CA3

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

Preview Lab → · Contrast checker → · Palette generator →