#2559A1#2559A1

#2559A1 is a mid, vivid cyan. Relative luminance 0.101; OKLCH L 46.8% C 0.129 H 257.4°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#2559A1
RGB	rgb(37, 89, 161)
HSL	hsl(215, 63%, 39%)
HSV	hsv(215, 77%, 63%)
CMYK	cmyk(77%, 44.7%, 0%, 36.9%)
CIE-LAB	lab(38.04, 8.99, -43.96)
CIE-LCH	lch(38.04, 44.87, 281.56°)
OKLab	oklab(46.84% -0.0282 -0.1259)
OKLCH	oklch(46.84% 0.129 257.4)
XYZ	xyz(10.7660, 10.1100, 35.0953)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2559A1 #A16D25

analogous

#2597A1 #2559A1 #2F25A1

triadic

#2559A1 #A12559 #59A125

tetradic

#2559A1 #A12597 #A16D25 #25A12F

square

#2559A1 #A12597 #A16D25 #25A12F

split-complementary

#2559A1 #A12F25 #97A125

monochromatic

#0E223D #1A3D6F #2559A1 #3375D0 #6597DC

Accessibility & contrast

On white

6.95

#2559A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#2559A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2559A1

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2559A1	#FFFFFF	#000000	##FFFFFF
##2559A1	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3460A4

Deuteranopia (green-blind)

#1C54A0

Tritanopia (blue-blind)

#006A75

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2559a1;
/* rgb */ color: rgb(37, 89, 161);
/* oklch */ color: oklch(46.8% 0.129 257.4);

Tailwind

colors: {
  custom: {
    50: '#7287bd',
    500: '#2559a1',
    950: '#000000',
  },
}

SCSS

$custom: #2559a1;
$custom-light: #7287bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2559a1",
  "rgb": {
    "r": 37,
    "g": 89,
    "b": 161
  },
  "hsl": {
    "h": 214.839,
    "s": 62.626,
    "l": 38.824
  },
  "oklch": {
    "l": 0.46841,
    "c": 0.12904,
    "h": 257.4
  },
  "luminance": 0.10111
}

Semantic roles & 50–950 ramp

primary

#2559A1

secondary

#C19961

accent

#A142E6

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2559A1

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

Preview Lab → · Contrast checker → · Palette generator →