#2B81AD#2B81AD

#2B81AD is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.2% C 0.105 H 235.5°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#2B81AD
RGB	rgb(43, 129, 173)
HSL	hsl(200, 60%, 42%)
HSV	hsv(200, 75%, 68%)
CMYK	cmyk(75.1%, 25.4%, 0%, 32.2%)
CIE-LAB	lab(50.95, -10.32, -30.58)
CIE-LCH	lch(50.95, 32.27, 251.36°)
OKLab	oklab(57.25% -0.0593 -0.0862)
OKLCH	oklch(57.25% 0.105 235.5)
XYZ	xyz(16.3863, 19.2293, 42.3751)
Luminance	0.1923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B81AD #AD572B

analogous

#2BAD98 #2B81AD #2B40AD

triadic

#2B81AD #AD2B81 #81AD2B

tetradic

#2B81AD #982BAD #AD572B #40AD2B

square

#2B81AD #982BAD #AD572B #40AD2B

split-complementary

#2B81AD #AD2B40 #AD982B

monochromatic

#13384B #1F5C7C #2B81AD #45A1D1 #76BADD

Accessibility & contrast

On white

4.33

#2B81AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#2B81AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B81AD

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B81AD	#FFFFFF	#000000	##000000
##2B81AD	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C80AF

Deuteranopia (green-blind)

#5A74AC

Tritanopia (blue-blind)

#008C90

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2b81ad;
/* rgb */ color: rgb(43, 129, 173);
/* oklch */ color: oklch(57.2% 0.105 235.5);

Tailwind

colors: {
  custom: {
    50: '#77a5c5',
    500: '#2b81ad',
    950: '#000000',
  },
}

SCSS

$custom: #2b81ad;
$custom-light: #77a5c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b81ad",
  "rgb": {
    "r": 43,
    "g": 129,
    "b": 173
  },
  "hsl": {
    "h": 200.308,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.57248,
    "c": 0.10462,
    "h": 235.5
  },
  "luminance": 0.19231
}

Semantic roles & 50–950 ramp

primary

#2B81AD

secondary

#C48C6F

accent

#7A44E3

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2B81AD

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

Preview Lab → · Contrast checker → · Palette generator →