#257498#257498

#257498 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.8% C 0.093 H 232.5°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#257498
RGB	rgb(37, 116, 152)
HSL	hsl(199, 61%, 37%)
HSV	hsv(199, 76%, 60%)
CMYK	cmyk(75.7%, 23.7%, 0%, 40.4%)
CIE-LAB	lab(45.84, -11.10, -26.29)
CIE-LCH	lch(45.84, 28.54, 247.10°)
OKLab	oklab(52.82% -0.0568 -0.074)
OKLCH	oklch(52.82% 0.093 232.5)
XYZ	xyz(12.6736, 15.1496, 31.9559)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257498 #984925

analogous

#259883 #257498 #253A98

triadic

#257498 #982574 #749825

tetradic

#257498 #832598 #984925 #3A9825

square

#257498 #832598 #984925 #3A9825

split-complementary

#257498 #98253A #988325

monochromatic

#0D2936 #194E67 #257498 #319AC9 #5FB2D8

Accessibility & contrast

On white

5.21

#257498 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#257498 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257498

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257498	#FFFFFF	#000000	##FFFFFF
##257498	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62739A

Deuteranopia (green-blind)

#536897

Tritanopia (blue-blind)

#007E80

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #257498;
/* rgb */ color: rgb(37, 116, 152);
/* oklch */ color: oklch(52.8% 0.093 232.5);

Tailwind

colors: {
  custom: {
    50: '#719cb6',
    500: '#257498',
    950: '#000000',
  },
}

SCSS

$custom: #257498;
$custom-light: #719cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#257498",
  "rgb": {
    "r": 37,
    "g": 116,
    "b": 152
  },
  "hsl": {
    "h": 198.783,
    "s": 60.847,
    "l": 37.059
  },
  "oklch": {
    "l": 0.5282,
    "c": 0.09327,
    "h": 232.5
  },
  "luminance": 0.15151
}

Semantic roles & 50–950 ramp

primary

#257498

secondary

#BD7A5C

accent

#7644E4

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #257498

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

Preview Lab → · Contrast checker → · Palette generator →