#2883B0#2883B0

#2883B0 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.8% C 0.108 H 235.0°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#2883B0
RGB	rgb(40, 131, 176)
HSL	hsl(200, 63%, 42%)
HSV	hsv(200, 77%, 69%)
CMYK	cmyk(77.3%, 25.6%, 0%, 31%)
CIE-LAB	lab(51.63, -10.76, -31.27)
CIE-LCH	lch(51.63, 33.07, 251.01°)
OKLab	oklab(57.81% -0.0616 -0.0882)
OKLCH	oklch(57.81% 0.108 235)
XYZ	xyz(16.8247, 19.8163, 44.0041)
Luminance	0.1982 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2883B0 #B05528

analogous

#28B099 #2883B0 #283FB0

triadic

#2883B0 #B02883 #83B028

tetradic

#2883B0 #9928B0 #B05528 #3FB028

square

#2883B0 #9928B0 #B05528 #3FB028

split-complementary

#2883B0 #B0283F #B09928

monochromatic

#11394C #1D5E7E #2883B0 #41A3D4 #73BBDF

Accessibility & contrast

On white

4.23

#2883B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#2883B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2883B0

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2883B0	#FFFFFF	#000000	##000000
##2883B0	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D82B2

Deuteranopia (green-blind)

#5B75AF

Tritanopia (blue-blind)

#008F92

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #2883b0;
/* rgb */ color: rgb(40, 131, 176);
/* oklch */ color: oklch(57.8% 0.108 235.0);

Tailwind

colors: {
  custom: {
    50: '#77a7c7',
    500: '#2883b0',
    950: '#000000',
  },
}

SCSS

$custom: #2883b0;
$custom-light: #77a7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2883b0",
  "rgb": {
    "r": 40,
    "g": 131,
    "b": 176
  },
  "hsl": {
    "h": 199.853,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.57809,
    "c": 0.10759,
    "h": 235
  },
  "luminance": 0.19818
}

Semantic roles & 50–950 ramp

primary

#2883B0

secondary

#C68B6D

accent

#7842E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2883B0

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

Preview Lab → · Contrast checker → · Palette generator →