#153E90#153E90

#153E90 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.0% C 0.143 H 262.1°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#153E90
RGB	rgb(21, 62, 144)
HSL	hsl(220, 75%, 32%)
HSV	hsv(220, 85%, 56%)
CMYK	cmyk(85.4%, 56.9%, 0%, 43.5%)
CIE-LAB	lab(28.43, 18.73, -49.20)
CIE-LCH	lch(28.43, 52.64, 290.84°)
OKLab	oklab(38.95% -0.0197 -0.1421)
OKLCH	oklch(38.95% 0.143 262.1)
XYZ	xyz(7.0641, 5.6174, 27.0921)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E90 #906715

analogous

#157B90 #153E90 #2A1590

triadic

#153E90 #90153E #3E9015

tetradic

#153E90 #90157B #906715 #15902A

square

#153E90 #90157B #906715 #15902A

split-complementary

#153E90 #902A15 #7B9015

monochromatic

#051025 #0D275B #153E90 #1D55C5 #3D74E3

Accessibility & contrast

On white

9.89

#153E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#153E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E90

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E90	#FFFFFF	#000000	##FFFFFF
##153E90	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004993

Deuteranopia (green-blind)

#003E8E

Tritanopia (blue-blind)

#005260

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #153e90;
/* rgb */ color: rgb(21, 62, 144);
/* oklch */ color: oklch(39.0% 0.143 262.1);

Tailwind

colors: {
  custom: {
    50: '#6a72b1',
    500: '#153e90',
    950: '#000000',
  },
}

SCSS

$custom: #153e90;
$custom-light: #6a72b1;
$custom-dark: #000000;

JSON

{
  "hex": "#153e90",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 144
  },
  "hsl": {
    "h": 220,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.38954,
    "c": 0.14345,
    "h": 262.1
  },
  "luminance": 0.05618
}

Semantic roles & 50–950 ramp

primary

#153E90

secondary

#C2963E

accent

#B337F1

background

#F6F6FB

surface

#ECECF6

border

#C7C7D0

text

#080811

muted

#7A7B80

Preview Lab

Preview with #153E90

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

Preview Lab → · Contrast checker → · Palette generator →