#276D9B#276D9B

#276D9B is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.3% C 0.100 H 241.6°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#276D9B
RGB	rgb(39, 109, 155)
HSL	hsl(204, 60%, 38%)
HSV	hsv(204, 75%, 61%)
CMYK	cmyk(74.8%, 29.7%, 0%, 39.2%)
CIE-LAB	lab(43.85, -5.62, -31.17)
CIE-LCH	lch(43.85, 31.67, 259.79°)
OKLab	oklab(51.3% -0.0476 -0.0882)
OKLCH	oklch(51.3% 0.1 241.6)
XYZ	xyz(12.2194, 13.7338, 33.0109)
Luminance	0.1373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#276D9B #9B5527

analogous

#279B8F #276D9B #27339B

triadic

#276D9B #9B276D #6D9B27

tetradic

#276D9B #8F279B #9B5527 #339B27

square

#276D9B #8F279B #9B5527 #339B27

split-complementary

#276D9B #9B2733 #9B8F27

monochromatic

#0E2839 #1B4B6A #276D9B #338FCC #64AAD8

Accessibility & contrast

On white

5.60

#276D9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#276D9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #276D9B

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##276D9B	#FFFFFF	#000000	##FFFFFF
##276D9B	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586E9D

Deuteranopia (green-blind)

#48639A

Tritanopia (blue-blind)

#00787D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #276d9b;
/* rgb */ color: rgb(39, 109, 155);
/* oklch */ color: oklch(51.3% 0.100 241.6);

Tailwind

colors: {
  custom: {
    50: '#7196b8',
    500: '#276d9b',
    950: '#000000',
  },
}

SCSS

$custom: #276d9b;
$custom-light: #7196b8;
$custom-dark: #000000;

JSON

{
  "hex": "#276d9b",
  "rgb": {
    "r": 39,
    "g": 109,
    "b": 155
  },
  "hsl": {
    "h": 203.793,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.51301,
    "c": 0.10019,
    "h": 241.6
  },
  "luminance": 0.13735
}

Semantic roles & 50–950 ramp

primary

#276D9B

secondary

#BE8560

accent

#8445E3

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #276D9B

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

Preview Lab → · Contrast checker → · Palette generator →