#153A54#153A54

#153A54 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.5% C 0.062 H 242.5°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#153A54
RGB	rgb(21, 58, 84)
HSL	hsl(205, 60%, 21%)
HSV	hsv(205, 75%, 33%)
CMYK	cmyk(75%, 31%, 0%, 67.1%)
CIE-LAB	lab(23.09, -3.37, -19.55)
CIE-LCH	lch(23.09, 19.84, 260.22°)
OKLab	oklab(33.52% -0.0287 -0.0552)
OKLCH	oklch(33.52% 0.062 242.5)
XYZ	xyz(3.4219, 3.8253, 8.9438)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A54 #542F15

analogous

#15544E #153A54 #151A54

triadic

#153A54 #54153A #3A5415

tetradic

#153A54 #4E1554 #542F15 #1A5415

square

#153A54 #4E1554 #542F15 #1A5415

split-complementary

#153A54 #54151A #544E15

monochromatic

#061118 #091823 #153A54 #215C85 #2D7EB6

Accessibility & contrast

On white

11.90

#153A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#153A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A54

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A54	#FFFFFF	#000000	##FFFFFF
##153A54	1.00	11.90	1.77	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3A55

Deuteranopia (green-blind)

#263454

Tritanopia (blue-blind)

#004043

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153a54;
/* rgb */ color: rgb(21, 58, 84);
/* oklch */ color: oklch(33.5% 0.062 242.5);

Tailwind

colors: {
  custom: {
    50: '#5b7084',
    500: '#153a54',
    950: '#000000',
  },
}

SCSS

$custom: #153a54;
$custom-light: #5b7084;
$custom-dark: #000000;

JSON

{
  "hex": "#153a54",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 84
  },
  "hsl": {
    "h": 204.762,
    "s": 60,
    "l": 20.588
  },
  "oklch": {
    "l": 0.33519,
    "c": 0.0622,
    "h": 242.5
  },
  "luminance": 0.03826
}

Semantic roles & 50–950 ramp

primary

#153A54

secondary

#8C5B39

accent

#8645E3

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #153A54

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

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