#256599#256599

#256599 is a mid, moderate cyan. Relative luminance 0.120; OKLCH L 49.2% C 0.105 H 246.8°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#256599
RGB	rgb(37, 101, 153)
HSL	hsl(207, 61%, 37%)
HSV	hsv(207, 76%, 60%)
CMYK	cmyk(75.8%, 34%, 0%, 40%)
CIE-LAB	lab(41.22, -1.75, -34.13)
CIE-LCH	lch(41.22, 34.17, 267.07°)
OKLab	oklab(49.17% -0.0414 -0.0969)
OKLCH	oklch(49.17% 0.105 246.8)
XYZ	xyz(11.1642, 11.9993, 31.8585)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256599 #995925

analogous

#259993 #256599 #252B99

triadic

#256599 #992565 #659925

tetradic

#256599 #932599 #995925 #2B9925

square

#256599 #932599 #995925 #2B9925

split-complementary

#256599 #99252B #999325

monochromatic

#0D2436 #194468 #256599 #3186CA #60A2D9

Accessibility & contrast

On white

6.18

#256599 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#256599 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256599

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256599	#FFFFFF	#000000	##FFFFFF
##256599	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D679B

Deuteranopia (green-blind)

#3D5C98

Tritanopia (blue-blind)

#007278

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #256599;
/* rgb */ color: rgb(37, 101, 153);
/* oklch */ color: oklch(49.2% 0.105 246.8);

Tailwind

colors: {
  custom: {
    50: '#7090b7',
    500: '#256599',
    950: '#000000',
  },
}

SCSS

$custom: #256599;
$custom-light: #7090b7;
$custom-dark: #000000;

JSON

{
  "hex": "#256599",
  "rgb": {
    "r": 37,
    "g": 101,
    "b": 153
  },
  "hsl": {
    "h": 206.897,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.49171,
    "c": 0.10538,
    "h": 246.8
  },
  "luminance": 0.12001
}

Semantic roles & 50–950 ramp

primary

#256599

secondary

#BE885C

accent

#8C44E4

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #256599

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

Preview Lab → · Contrast checker → · Palette generator →