#2880B0#2880B0

#2880B0 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.1% C 0.109 H 237.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#2880B0
RGB	rgb(40, 128, 176)
HSL	hsl(201, 63%, 42%)
HSV	hsv(201, 77%, 69%)
CMYK	cmyk(77.3%, 27.3%, 0%, 31%)
CIE-LAB	lab(50.71, -9.04, -32.70)
CIE-LCH	lch(50.71, 33.92, 254.54°)
OKLab	oklab(57.08% -0.0587 -0.0923)
OKLCH	oklch(57.08% 0.109 237.5)
XYZ	xyz(16.4276, 19.0221, 43.8717)
Luminance	0.1902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2880B0 #B05828

analogous

#28B09C #2880B0 #283CB0

triadic

#2880B0 #B02880 #80B028

tetradic

#2880B0 #9C28B0 #B05828 #3CB028

square

#2880B0 #9C28B0 #B05828 #3CB028

split-complementary

#2880B0 #B0283C #B09C28

monochromatic

#11374C #1D5C7E #2880B0 #41A0D4 #73B9DF

Accessibility & contrast

On white

4.37

#2880B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#2880B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2880B0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2880B0	#FFFFFF	#000000	##000000
##2880B0	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6980B2

Deuteranopia (green-blind)

#5773AF

Tritanopia (blue-blind)

#008C91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2880b0;
/* rgb */ color: rgb(40, 128, 176);
/* oklch */ color: oklch(57.1% 0.109 237.5);

Tailwind

colors: {
  custom: {
    50: '#76a4c8',
    500: '#2880b0',
    950: '#000000',
  },
}

SCSS

$custom: #2880b0;
$custom-light: #76a4c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2880b0",
  "rgb": {
    "r": 40,
    "g": 128,
    "b": 176
  },
  "hsl": {
    "h": 201.176,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.57081,
    "c": 0.10945,
    "h": 237.5
  },
  "luminance": 0.19024
}

Semantic roles & 50–950 ramp

primary

#2880B0

secondary

#C68D6D

accent

#7C42E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2880B0

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

Preview Lab → · Contrast checker → · Palette generator →