#2571A8#2571A8

#2571A8 is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.9% C 0.113 H 244.6°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#2571A8
RGB	rgb(37, 113, 168)
HSL	hsl(205, 64%, 40%)
HSV	hsv(205, 78%, 66%)
CMYK	cmyk(78%, 32.7%, 0%, 34.1%)
CIE-LAB	lab(45.67, -3.47, -35.96)
CIE-LCH	lch(45.67, 36.13, 264.49°)
OKLab	oklab(52.94% -0.0485 -0.1021)
OKLCH	oklch(52.94% 0.113 244.6)
XYZ	xyz(13.7332, 15.0291, 39.2153)
Luminance	0.1503 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2571A8 #A85C25

analogous

#25A89D #2571A8 #252FA8

triadic

#2571A8 #A82571 #71A825

tetradic

#2571A8 #9D25A8 #A85C25 #2FA825

square

#2571A8 #9D25A8 #A85C25 #2FA825

split-complementary

#2571A8 #A8252F #A89D25

monochromatic

#0F2E44 #1A4F76 #2571A8 #3792D3 #69ADDE

Accessibility & contrast

On white

5.24

#2571A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#2571A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2571A8

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2571A8	#FFFFFF	#000000	##FFFFFF
##2571A8	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5773AA

Deuteranopia (green-blind)

#4567A7

Tritanopia (blue-blind)

#007E85

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #2571a8;
/* rgb */ color: rgb(37, 113, 168);
/* oklch */ color: oklch(52.9% 0.113 244.6);

Tailwind

colors: {
  custom: {
    50: '#7399c2',
    500: '#2571a8',
    950: '#000000',
  },
}

SCSS

$custom: #2571a8;
$custom-light: #7399c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2571a8",
  "rgb": {
    "r": 37,
    "g": 113,
    "b": 168
  },
  "hsl": {
    "h": 205.191,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.52941,
    "c": 0.11299,
    "h": 244.6
  },
  "luminance": 0.15031
}

Semantic roles & 50–950 ramp

primary

#2571A8

secondary

#C48D65

accent

#8741E7

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #2571A8

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

Preview Lab → · Contrast checker → · Palette generator →