#255B84#255B84

#255B84 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.5% C 0.088 H 244.6°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#255B84
RGB	rgb(37, 91, 132)
HSL	hsl(206, 56%, 33%)
HSV	hsv(206, 72%, 52%)
CMYK	cmyk(72%, 31.1%, 0%, 48.2%)
CIE-LAB	lab(37.00, -3.42, -28.09)
CIE-LCH	lch(37.00, 28.29, 263.07°)
OKLab	oklab(45.5% -0.0378 -0.0794)
OKLCH	oklch(45.5% 0.088 244.6)
XYZ	xyz(8.6673, 9.5405, 23.2100)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255B84 #844E25

analogous

#25847D #255B84 #252B84

triadic

#255B84 #84255B #5B8425

tetradic

#255B84 #7D2584 #844E25 #2B8425

square

#255B84 #7D2584 #844E25 #2B8425

split-complementary

#255B84 #84252B #847D25

monochromatic

#0A1924 #183A54 #255B84 #327CB4 #549ACF

Accessibility & contrast

On white

7.22

#255B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#255B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255B84

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255B84	#FFFFFF	#000000	##FFFFFF
##255B84	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485C86

Deuteranopia (green-blind)

#3B5383

Tritanopia (blue-blind)

#006569

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #255b84;
/* rgb */ color: rgb(37, 91, 132);
/* oklch */ color: oklch(45.5% 0.088 244.6);

Tailwind

colors: {
  custom: {
    50: '#6c89a8',
    500: '#255b84',
    950: '#000000',
  },
}

SCSS

$custom: #255b84;
$custom-light: #6c89a8;
$custom-dark: #000000;

JSON

{
  "hex": "#255b84",
  "rgb": {
    "r": 37,
    "g": 91,
    "b": 132
  },
  "hsl": {
    "h": 205.895,
    "s": 56.213,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45496,
    "c": 0.08794,
    "h": 244.6
  },
  "luminance": 0.09541
}

Semantic roles & 50–950 ramp

primary

#255B84

secondary

#B37C51

accent

#8A48E0

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080B0F

muted

#7B7C7F

Preview Lab

Preview with #255B84

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

Preview Lab → · Contrast checker → · Palette generator →