#153F58#153F58

#153F58 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.063 H 238.6°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#153F58
RGB	rgb(21, 63, 88)
HSL	hsl(202, 61%, 21%)
HSV	hsv(202, 76%, 35%)
CMYK	cmyk(76.1%, 28.4%, 0%, 65.5%)
CIE-LAB	lab(25.01, -5.09, -19.17)
CIE-LCH	lch(25.01, 19.83, 255.14°)
OKLab	oklab(35.11% -0.033 -0.054)
OKLCH	oklch(35.11% 0.063 238.6)
XYZ	xyz(3.8475, 4.4186, 9.8807)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153F58 #582E15

analogous

#155850 #153F58 #151E58

triadic

#153F58 #58153F #3F5815

tetradic

#153F58 #501558 #582E15 #1E5815

square

#153F58 #501558 #582E15 #1E5815

split-complementary

#153F58 #58151E #585015

monochromatic

#061219 #091C27 #153F58 #216289 #2D86BB

Accessibility & contrast

On white

11.15

#153F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#153F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153F58

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153F58	#FFFFFF	#000000	##FFFFFF
##153F58	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333F59

Deuteranopia (green-blind)

#2A3858

Tritanopia (blue-blind)

#004548

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153f58;
/* rgb */ color: rgb(21, 63, 88);
/* oklch */ color: oklch(35.1% 0.063 238.6);

Tailwind

colors: {
  custom: {
    50: '#5c7387',
    500: '#153f58',
    950: '#000000',
  },
}

SCSS

$custom: #153f58;
$custom-light: #5c7387;
$custom-dark: #000000;

JSON

{
  "hex": "#153f58",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 88
  },
  "hsl": {
    "h": 202.388,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.35113,
    "c": 0.0633,
    "h": 238.6
  },
  "luminance": 0.04419
}

Semantic roles & 50–950 ramp

primary

#153F58

secondary

#905939

accent

#7F43E5

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #153F58

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

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