#257391#257391

#257391 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.2% C 0.087 H 228.0°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#257391
RGB	rgb(37, 115, 145)
HSL	hsl(197, 59%, 36%)
HSV	hsv(197, 74%, 57%)
CMYK	cmyk(74.5%, 20.7%, 0%, 43.1%)
CIE-LAB	lab(45.22, -13.02, -23.11)
CIE-LCH	lch(45.22, 26.53, 240.61°)
OKLab	oklab(52.22% -0.0584 -0.0648)
OKLCH	oklch(52.22% 0.087 228)
XYZ	xyz(12.0024, 14.6977, 28.9869)
Luminance	0.1470 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257391 #914325

analogous

#259179 #257391 #253D91

triadic

#257391 #912573 #739125

tetradic

#257391 #792591 #914325 #3D9125

square

#257391 #792591 #914325 #3D9125

split-complementary

#257391 #91253D #917925

monochromatic

#0C262F #194C60 #257391 #319AC2 #5BB3D5

Accessibility & contrast

On white

5.33

#257391 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#257391 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257391

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257391	#FFFFFF	#000000	##FFFFFF
##257391	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#637192

Deuteranopia (green-blind)

#556691

Tritanopia (blue-blind)

#007C7D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #257391;
/* rgb */ color: rgb(37, 115, 145);
/* oklch */ color: oklch(52.2% 0.087 228.0);

Tailwind

colors: {
  custom: {
    50: '#6f9bb1',
    500: '#257391',
    950: '#000000',
  },
}

SCSS

$custom: #257391;
$custom-light: #6f9bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#257391",
  "rgb": {
    "r": 37,
    "g": 115,
    "b": 145
  },
  "hsl": {
    "h": 196.667,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.52223,
    "c": 0.08728,
    "h": 228
  },
  "luminance": 0.14699
}

Semantic roles & 50–950 ramp

primary

#257391

secondary

#BA7358

accent

#7145E3

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257391

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

Preview Lab → · Contrast checker → · Palette generator →