#255F8E#255F8E

#255F8E is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 47.1% C 0.097 H 246.4°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#255F8E
RGB	rgb(37, 95, 142)
HSL	hsl(207, 59%, 35%)
HSV	hsv(207, 74%, 56%)
CMYK	cmyk(73.9%, 33.1%, 0%, 44.3%)
CIE-LAB	lab(38.78, -2.16, -31.37)
CIE-LCH	lch(38.78, 31.45, 266.06°)
OKLab	oklab(47.06% -0.0388 -0.0889)
OKLCH	oklch(47.06% 0.097 246.4)
XYZ	xyz(9.7358, 10.5296, 27.1053)
Luminance	0.1053 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255F8E #8E5425

analogous

#258E88 #255F8E #252B8E

triadic

#255F8E #8E255F #5F8E25

tetradic

#255F8E #88258E #8E5425 #2B8E25

square

#255F8E #88258E #8E5425 #2B8E25

split-complementary

#255F8E #8E252B #8E8825

monochromatic

#0C1E2D #183F5D #255F8E #327FBF #5A9DD4

Accessibility & contrast

On white

6.76

#255F8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#255F8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255F8E

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255F8E	#FFFFFF	#000000	##FFFFFF
##255F8E	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6190

Deuteranopia (green-blind)

#3B578D

Tritanopia (blue-blind)

#006A70

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #255f8e;
/* rgb */ color: rgb(37, 95, 142);
/* oklch */ color: oklch(47.1% 0.097 246.4);

Tailwind

colors: {
  custom: {
    50: '#6e8caf',
    500: '#255f8e',
    950: '#000000',
  },
}

SCSS

$custom: #255f8e;
$custom-light: #6e8caf;
$custom-dark: #000000;

JSON

{
  "hex": "#255f8e",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 142
  },
  "hsl": {
    "h": 206.857,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.47063,
    "c": 0.09702,
    "h": 246.4
  },
  "luminance": 0.10531
}

Semantic roles & 50–950 ramp

primary

#255F8E

secondary

#B98256

accent

#8C46E2

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #255F8E

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

Preview Lab → · Contrast checker → · Palette generator →