#2570AF#2570AF

#2570AF is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.1% C 0.123 H 248.2°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#2570AF
RGB	rgb(37, 112, 175)
HSL	hsl(207, 65%, 42%)
HSV	hsv(207, 79%, 69%)
CMYK	cmyk(78.9%, 36%, 0%, 31.4%)
CIE-LAB	lab(45.74, -0.23, -39.96)
CIE-LCH	lch(45.74, 39.96, 269.68°)
OKLab	oklab(53.11% -0.0455 -0.1138)
OKLCH	oklch(53.11% 0.123 248.2)
XYZ	xyz(14.2920, 15.0751, 42.7057)
Luminance	0.1508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2570AF #AF6425

analogous

#25AFA9 #2570AF #252BAF

triadic

#2570AF #AF2570 #70AF25

tetradic

#2570AF #A925AF #AF6425 #2BAF25

square

#2570AF #A925AF #AF6425 #2BAF25

split-complementary

#2570AF #AF252B #AFA925

monochromatic

#102F4A #1A507C #2570AF #3C8FD6 #6EACE0

Accessibility & contrast

On white

5.23

#2570AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#2570AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2570AF

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2570AF	#FFFFFF	#000000	##FFFFFF
##2570AF	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5373B2

Deuteranopia (green-blind)

#3E67AE

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #2570af;
/* rgb */ color: rgb(37, 112, 175);
/* oklch */ color: oklch(53.1% 0.123 248.2);

Tailwind

colors: {
  custom: {
    50: '#7598c7',
    500: '#2570af',
    950: '#000000',
  },
}

SCSS

$custom: #2570af;
$custom-light: #7598c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2570af",
  "rgb": {
    "r": 37,
    "g": 112,
    "b": 175
  },
  "hsl": {
    "h": 207.391,
    "s": 65.094,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5311,
    "c": 0.12253,
    "h": 248.2
  },
  "luminance": 0.15077
}

Semantic roles & 50–950 ramp

primary

#2570AF

secondary

#C79469

accent

#8D40E8

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2570AF

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

Preview Lab → · Contrast checker → · Palette generator →