#153755#153755

#153755 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.8% C 0.066 H 248.0°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#153755
RGB	rgb(21, 55, 85)
HSL	hsl(208, 60%, 21%)
HSV	hsv(208, 75%, 33%)
CMYK	cmyk(75.3%, 35.3%, 0%, 66.7%)
CIE-LAB	lab(22.11, -0.93, -21.74)
CIE-LCH	lch(22.11, 21.76, 267.54°)
OKLab	oklab(32.77% -0.0248 -0.0616)
OKLCH	oklch(32.77% 0.066 248)
XYZ	xyz(3.3145, 3.5473, 9.1026)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153755 #553315

analogous

#155553 #153755 #151755

triadic

#153755 #551537 #375515

tetradic

#153755 #531555 #553315 #175515

square

#153755 #531555 #553315 #175515

split-complementary

#153755 #551517 #555315

monochromatic

#061019 #091724 #153755 #215786 #2D77B7

Accessibility & contrast

On white

12.28

#153755 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#153755 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153755

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153755	#FFFFFF	#000000	##FFFFFF
##153755	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3856

Deuteranopia (green-blind)

#213254

Tritanopia (blue-blind)

#003E42

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #153755;
/* rgb */ color: rgb(21, 55, 85);
/* oklch */ color: oklch(32.8% 0.066 248.0);

Tailwind

colors: {
  custom: {
    50: '#5b6d85',
    500: '#153755',
    950: '#000000',
  },
}

SCSS

$custom: #153755;
$custom-light: #5b6d85;
$custom-dark: #000000;

JSON

{
  "hex": "#153755",
  "rgb": {
    "r": 21,
    "g": 55,
    "b": 85
  },
  "hsl": {
    "h": 208.125,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.32772,
    "c": 0.0664,
    "h": 248
  },
  "luminance": 0.03548
}

Semantic roles & 50–950 ramp

primary

#153755

secondary

#8D6039

accent

#8F44E4

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #153755

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

Preview Lab → · Contrast checker → · Palette generator →