#2890B5#2890B5

#2890B5 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.2% C 0.106 H 227.0°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#2890B5
RGB	rgb(40, 144, 181)
HSL	hsl(196, 64%, 43%)
HSV	hsv(196, 78%, 71%)
CMYK	cmyk(77.9%, 20.4%, 0%, 29%)
CIE-LAB	lab(55.82, -16.26, -27.62)
CIE-LCH	lch(55.82, 32.05, 239.52°)
OKLab	oklab(61.22% -0.0724 -0.0776)
OKLCH	oklch(61.22% 0.106 227)
XYZ	xyz(19.1854, 23.7315, 47.2766)
Luminance	0.2373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2890B5 #B54D28

analogous

#28B593 #2890B5 #2849B5

triadic

#2890B5 #B52890 #90B528

tetradic

#2890B5 #9328B5 #B54D28 #49B528

square

#2890B5 #9328B5 #B54D28 #49B528

split-complementary

#2890B5 #B52849 #B59328

monochromatic

#124051 #1D6883 #2890B5 #44B0D6 #77C5E1

Accessibility & contrast

On white

3.65

#2890B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#2890B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2890B5

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2890B5	#FFFFFF	#000000	##000000
##2890B5	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB7

Deuteranopia (green-blind)

#6980B5

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2890b5;
/* rgb */ color: rgb(40, 144, 181);
/* oklch */ color: oklch(61.2% 0.106 227.0);

Tailwind

colors: {
  custom: {
    50: '#78b0cb',
    500: '#2890b5',
    950: '#000000',
  },
}

SCSS

$custom: #2890b5;
$custom-light: #78b0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2890b5",
  "rgb": {
    "r": 40,
    "g": 144,
    "b": 181
  },
  "hsl": {
    "h": 195.745,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.61225,
    "c": 0.10612,
    "h": 227
  },
  "luminance": 0.23734
}

Semantic roles & 50–950 ramp

primary

#2890B5

secondary

#C88770

accent

#6D41E7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2890B5

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

Preview Lab → · Contrast checker → · Palette generator →