#2889B1#2889B1

#2889B1 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.3% C 0.105 H 230.5°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#2889B1
RGB	rgb(40, 137, 177)
HSL	hsl(198, 63%, 43%)
HSV	hsv(198, 77%, 69%)
CMYK	cmyk(77.4%, 22.6%, 0%, 30.6%)
CIE-LAB	lab(53.51, -13.79, -28.92)
CIE-LCH	lch(53.51, 32.04, 244.50°)
OKLab	oklab(59.32% -0.0671 -0.0813)
OKLCH	oklch(59.32% 0.105 230.5)
XYZ	xyz(17.7533, 21.5146, 44.8035)
Luminance	0.2152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2889B1 #B15028

analogous

#28B194 #2889B1 #2845B1

triadic

#2889B1 #B12889 #89B128

tetradic

#2889B1 #9428B1 #B15028 #45B128

square

#2889B1 #9428B1 #B15028 #45B128

split-complementary

#2889B1 #B12845 #B19428

monochromatic

#113C4D #1D627F #2889B1 #42AAD4 #74C0E0

Accessibility & contrast

On white

3.96

#2889B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#2889B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2889B1

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2889B1	#FFFFFF	#000000	##000000
##2889B1	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7587B3

Deuteranopia (green-blind)

#627AB0

Tritanopia (blue-blind)

#009496

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #2889b1;
/* rgb */ color: rgb(40, 137, 177);
/* oklch */ color: oklch(59.3% 0.105 230.5);

Tailwind

colors: {
  custom: {
    50: '#77abc8',
    500: '#2889b1',
    950: '#000000',
  },
}

SCSS

$custom: #2889b1;
$custom-light: #77abc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2889b1",
  "rgb": {
    "r": 40,
    "g": 137,
    "b": 177
  },
  "hsl": {
    "h": 197.518,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.59322,
    "c": 0.10545,
    "h": 230.5
  },
  "luminance": 0.21517
}

Semantic roles & 50–950 ramp

primary

#2889B1

secondary

#C7886E

accent

#7242E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2889B1

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

Preview Lab → · Contrast checker → · Palette generator →