#2F90B5#2F90B5

#2F90B5 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.4% C 0.103 H 227.9°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#2F90B5
RGB	rgb(47, 144, 181)
HSL	hsl(197, 59%, 45%)
HSV	hsv(197, 74%, 71%)
CMYK	cmyk(74%, 20.4%, 0%, 29%)
CIE-LAB	lab(55.97, -15.42, -27.37)
CIE-LCH	lch(55.97, 31.41, 240.61°)
OKLab	oklab(61.39% -0.0693 -0.0768)
OKLCH	oklch(61.39% 0.103 227.9)
XYZ	xyz(19.4826, 23.8848, 47.2905)
Luminance	0.2389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F90B5 #B5542F

analogous

#2FB597 #2F90B5 #2F4DB5

triadic

#2F90B5 #B52F90 #90B52F

tetradic

#2F90B5 #972FB5 #B5542F #4DB52F

square

#2F90B5 #972FB5 #B5542F #4DB52F

split-complementary

#2F90B5 #B52F4D #B5972F

monochromatic

#164354 #226984 #2F90B5 #50AED1 #80C4DE

Accessibility & contrast

On white

3.63

#2F90B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#2F90B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2F90B5

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F90B5	#FFFFFF	#000000	##000000
##2F90B5	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB7

Deuteranopia (green-blind)

#6A80B5

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2f90b5;
/* rgb */ color: rgb(47, 144, 181);
/* oklch */ color: oklch(61.4% 0.103 227.9);

Tailwind

colors: {
  custom: {
    50: '#7ab0cb',
    500: '#2f90b5',
    950: '#000000',
  },
}

SCSS

$custom: #2f90b5;
$custom-light: #7ab0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f90b5",
  "rgb": {
    "r": 47,
    "g": 144,
    "b": 181
  },
  "hsl": {
    "h": 196.567,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.61393,
    "c": 0.10346,
    "h": 227.9
  },
  "luminance": 0.23887
}

Semantic roles & 50–950 ramp

primary

#2F90B5

secondary

#C78E79

accent

#7146E2

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #2F90B5

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

Preview Lab → · Contrast checker → · Palette generator →