#2491A8#2491A8

#2491A8 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 60.8% C 0.099 H 215.7°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#2491A8
RGB	rgb(36, 145, 168)
HSL	hsl(190, 65%, 40%)
HSV	hsv(190, 79%, 66%)
CMYK	cmyk(78.6%, 13.7%, 0%, 34.1%)
CIE-LAB	lab(55.53, -21.64, -20.64)
CIE-LCH	lch(55.53, 29.91, 223.65°)
OKLab	oklab(60.8% -0.0801 -0.0576)
OKLCH	oklch(60.8% 0.099 215.7)
XYZ	xyz(17.9178, 23.4508, 40.6203)
Luminance	0.2345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2491A8 #A83B24

analogous

#24A87D #2491A8 #244FA8

triadic

#2491A8 #A82491 #91A824

tetradic

#2491A8 #7D24A8 #A83B24 #4FA824

square

#2491A8 #7D24A8 #A83B24 #4FA824

split-complementary

#2491A8 #A8244F #A87D24

monochromatic

#0E3A43 #196576 #2491A8 #35B8D4 #68CADF

Accessibility & contrast

On white

3.69

#2491A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#2491A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2491A8

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2491A8	#FFFFFF	#000000	##000000
##2491A8	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818CA9

Deuteranopia (green-blind)

#707FA8

Tritanopia (blue-blind)

#009998

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2491a8;
/* rgb */ color: rgb(36, 145, 168);
/* oklch */ color: oklch(60.8% 0.099 215.7);

Tailwind

colors: {
  custom: {
    50: '#75b1c2',
    500: '#2491a8',
    950: '#000000',
  },
}

SCSS

$custom: #2491a8;
$custom-light: #75b1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2491a8",
  "rgb": {
    "r": 36,
    "g": 145,
    "b": 168
  },
  "hsl": {
    "h": 190.455,
    "s": 64.706,
    "l": 40
  },
  "oklch": {
    "l": 0.60804,
    "c": 0.09867,
    "h": 215.7
  },
  "luminance": 0.23453
}

Semantic roles & 50–950 ramp

primary

#2491A8

secondary

#C47463

accent

#5D40E8

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2491A8

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

Preview Lab → · Contrast checker → · Palette generator →