#2E91B5#2E91B5

#2E91B5 is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.6% C 0.104 H 226.9°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2E91B5
RGB	rgb(46, 145, 181)
HSL	hsl(196, 59%, 45%)
HSV	hsv(196, 75%, 71%)
CMYK	cmyk(74.6%, 19.9%, 0%, 29%)
CIE-LAB	lab(56.25, -16.09, -26.94)
CIE-LCH	lch(56.25, 31.38, 239.15°)
OKLab	oklab(61.61% -0.0708 -0.0756)
OKLCH	oklch(61.61% 0.104 226.9)
XYZ	xyz(19.5892, 24.1655, 47.3391)
Luminance	0.2417 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E91B5 #B5522E

analogous

#2EB596 #2E91B5 #2E4EB5

triadic

#2E91B5 #B52E91 #91B52E

tetradic

#2E91B5 #962EB5 #B5522E #4EB52E

square

#2E91B5 #962EB5 #B5522E #4EB52E

split-complementary

#2E91B5 #B52E4E #B5962E

monochromatic

#154353 #226A84 #2E91B5 #4EAFD2 #7FC5DE

Accessibility & contrast

On white

3.60

#2E91B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#2E91B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2E91B5

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E91B5	#FFFFFF	#000000	##000000
##2E91B5	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB7

Deuteranopia (green-blind)

#6B81B5

Tritanopia (blue-blind)

#009B9D

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #2e91b5;
/* rgb */ color: rgb(46, 145, 181);
/* oklch */ color: oklch(61.6% 0.104 226.9);

Tailwind

colors: {
  custom: {
    50: '#7ab1cb',
    500: '#2e91b5',
    950: '#000000',
  },
}

SCSS

$custom: #2e91b5;
$custom-light: #7ab1cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2e91b5",
  "rgb": {
    "r": 46,
    "g": 145,
    "b": 181
  },
  "hsl": {
    "h": 196,
    "s": 59.471,
    "l": 44.51
  },
  "oklch": {
    "l": 0.61611,
    "c": 0.10354,
    "h": 226.9
  },
  "luminance": 0.24168
}

Semantic roles & 50–950 ramp

primary

#2E91B5

secondary

#C78D78

accent

#6F45E3

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #2E91B5

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

Preview Lab → · Contrast checker → · Palette generator →