#257BA7#257BA7

#257BA7 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.3% C 0.104 H 236.0°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#257BA7
RGB	rgb(37, 123, 167)
HSL	hsl(200, 64%, 40%)
HSV	hsv(200, 78%, 65%)
CMYK	cmyk(77.8%, 26.3%, 0%, 34.5%)
CIE-LAB	lab(48.69, -9.75, -30.64)
CIE-LCH	lch(48.69, 32.15, 252.34°)
OKLab	oklab(55.32% -0.0584 -0.0865)
OKLCH	oklch(55.32% 0.104 236)
XYZ	xyz(14.8182, 17.3475, 39.1191)
Luminance	0.1735 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257BA7 #A75125

analogous

#25A792 #257BA7 #253AA7

triadic

#257BA7 #A7257B #7BA725

tetradic

#257BA7 #9225A7 #A75125 #3AA725

square

#257BA7 #9225A7 #A75125 #3AA725

split-complementary

#257BA7 #A7253A #A79225

monochromatic

#0F3143 #1A5675 #257BA7 #379ED3 #69B6DE

Accessibility & contrast

On white

4.70

#257BA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#257BA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257BA7

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257BA7	#FFFFFF	#000000	##FFFFFF
##257BA7	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667AA9

Deuteranopia (green-blind)

#546EA6

Tritanopia (blue-blind)

#00868A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #257ba7;
/* rgb */ color: rgb(37, 123, 167);
/* oklch */ color: oklch(55.3% 0.104 236.0);

Tailwind

colors: {
  custom: {
    50: '#74a1c1',
    500: '#257ba7',
    950: '#000000',
  },
}

SCSS

$custom: #257ba7;
$custom-light: #74a1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#257ba7",
  "rgb": {
    "r": 37,
    "g": 123,
    "b": 167
  },
  "hsl": {
    "h": 200.308,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.55319,
    "c": 0.10434,
    "h": 236
  },
  "luminance": 0.17349
}

Semantic roles & 50–950 ramp

primary

#257BA7

secondary

#C48464

accent

#7941E7

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #257BA7

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

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