#2888B0#2888B0

#2888B0 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.0% C 0.105 H 230.7°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#2888B0
RGB	rgb(40, 136, 176)
HSL	hsl(198, 63%, 42%)
HSV	hsv(198, 77%, 69%)
CMYK	cmyk(77.3%, 22.7%, 0%, 31%)
CIE-LAB	lab(53.16, -13.58, -28.88)
CIE-LCH	lch(53.16, 31.92, 244.82°)
OKLab	oklab(59.03% -0.0665 -0.0812)
OKLCH	oklch(59.03% 0.105 230.7)
XYZ	xyz(17.5125, 21.1919, 44.2333)
Luminance	0.2119 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2888B0 #B05028

analogous

#28B094 #2888B0 #2844B0

triadic

#2888B0 #B02888 #88B028

tetradic

#2888B0 #9428B0 #B05028 #44B028

square

#2888B0 #9428B0 #B05028 #44B028

split-complementary

#2888B0 #B02844 #B09428

monochromatic

#113B4C #1D617E #2888B0 #41A9D4 #73BFDF

Accessibility & contrast

On white

4.01

#2888B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#2888B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2888B0

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2888B0	#FFFFFF	#000000	##000000
##2888B0	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7486B2

Deuteranopia (green-blind)

#6179AF

Tritanopia (blue-blind)

#009395

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #2888b0;
/* rgb */ color: rgb(40, 136, 176);
/* oklch */ color: oklch(59.0% 0.105 230.7);

Tailwind

colors: {
  custom: {
    50: '#77aac7',
    500: '#2888b0',
    950: '#000000',
  },
}

SCSS

$custom: #2888b0;
$custom-light: #77aac7;
$custom-dark: #000000;

JSON

{
  "hex": "#2888b0",
  "rgb": {
    "r": 40,
    "g": 136,
    "b": 176
  },
  "hsl": {
    "h": 197.647,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.59029,
    "c": 0.10499,
    "h": 230.7
  },
  "luminance": 0.21194
}

Semantic roles & 50–950 ramp

primary

#2888B0

secondary

#C6886D

accent

#7242E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2888B0

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

Preview Lab → · Contrast checker → · Palette generator →