#2889B0#2889B0

#2889B0 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.3% C 0.105 H 229.8°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#2889B0
RGB	rgb(40, 137, 176)
HSL	hsl(197, 63%, 42%)
HSV	hsv(197, 77%, 69%)
CMYK	cmyk(77.3%, 22.2%, 0%, 31%)
CIE-LAB	lab(53.47, -14.14, -28.41)
CIE-LCH	lch(53.47, 31.73, 243.54°)
OKLab	oklab(59.27% -0.0675 -0.0799)
OKLCH	oklch(59.27% 0.105 229.8)
XYZ	xyz(17.6540, 21.4749, 44.2805)
Luminance	0.2148 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2889B0 #B04F28

analogous

#28B093 #2889B0 #2845B0

triadic

#2889B0 #B02889 #89B028

tetradic

#2889B0 #9328B0 #B04F28 #45B028

square

#2889B0 #9328B0 #B04F28 #45B028

split-complementary

#2889B0 #B02845 #B09328

monochromatic

#113B4C #1D627E #2889B0 #41AAD4 #73C0DF

Accessibility & contrast

On white

3.97

#2889B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#2889B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2889B0

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2889B0	#FFFFFF	#000000	##000000
##2889B0	1.00	3.97	5.30	5.30
#FFFFFF	3.97	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)

#7587B2

Deuteranopia (green-blind)

#637AAF

Tritanopia (blue-blind)

#009496

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #2889b0;
/* rgb */ color: rgb(40, 137, 176);
/* oklch */ color: oklch(59.3% 0.105 229.8);

Tailwind

colors: {
  custom: {
    50: '#77abc7',
    500: '#2889b0',
    950: '#000000',
  },
}

SCSS

$custom: #2889b0;
$custom-light: #77abc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2889b0",
  "rgb": {
    "r": 40,
    "g": 137,
    "b": 176
  },
  "hsl": {
    "h": 197.206,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.59274,
    "c": 0.10457,
    "h": 229.8
  },
  "luminance": 0.21477
}

Semantic roles & 50–950 ramp

primary

#2889B0

secondary

#C6876D

accent

#7142E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2889B0

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

Preview Lab → · Contrast checker → · Palette generator →