#2E87AB#2E87AB

#2E87AB is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.7% C 0.099 H 229.1°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#2E87AB
RGB	rgb(46, 135, 171)
HSL	hsl(197, 58%, 43%)
HSV	hsv(197, 73%, 67%)
CMYK	cmyk(73.1%, 21.1%, 0%, 32.9%)
CIE-LAB	lab(52.78, -14.00, -26.58)
CIE-LCH	lch(52.78, 30.04, 242.23°)
OKLab	oklab(58.7% -0.0645 -0.0746)
OKLCH	oklch(58.7% 0.099 229.1)
XYZ	xyz(17.1384, 20.8471, 41.6408)
Luminance	0.2085 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E87AB #AB522E

analogous

#2EAB91 #2E87AB #2E48AB

triadic

#2E87AB #AB2E87 #87AB2E

tetradic

#2E87AB #912EAB #AB522E #48AB2E

square

#2E87AB #912EAB #AB522E #48AB2E

split-complementary

#2E87AB #AB2E48 #AB912E

monochromatic

#143B4B #21617B #2E87AB #48A7CE #79BFDB

Accessibility & contrast

On white

4.06

#2E87AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#2E87AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2E87AB

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E87AB	#FFFFFF	#000000	##000000
##2E87AB	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7485AD

Deuteranopia (green-blind)

#6379AB

Tritanopia (blue-blind)

#009193

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2e87ab;
/* rgb */ color: rgb(46, 135, 171);
/* oklch */ color: oklch(58.7% 0.099 229.1);

Tailwind

colors: {
  custom: {
    50: '#78aac4',
    500: '#2e87ab',
    950: '#000000',
  },
}

SCSS

$custom: #2e87ab;
$custom-light: #78aac4;
$custom-dark: #000000;

JSON

{
  "hex": "#2e87ab",
  "rgb": {
    "r": 46,
    "g": 135,
    "b": 171
  },
  "hsl": {
    "h": 197.28,
    "s": 57.604,
    "l": 42.549
  },
  "oklch": {
    "l": 0.58698,
    "c": 0.09864,
    "h": 229.1
  },
  "luminance": 0.20849
}

Semantic roles & 50–950 ramp

primary

#2E87AB

secondary

#C38972

accent

#7347E1

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2E87AB

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

Preview Lab → · Contrast checker → · Palette generator →