#152A4B#152A4B

#152A4B is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.7% C 0.067 H 259.1°. Best body text is #FFFFFF at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#152A4B
RGB	rgb(21, 42, 75)
HSL	hsl(217, 56%, 19%)
HSV	hsv(217, 72%, 29%)
CMYK	cmyk(72%, 44%, 0%, 70.6%)
CIE-LAB	lab(17.10, 4.16, -22.96)
CIE-LCH	lch(17.10, 23.34, 280.26°)
OKLab	oklab(28.65% -0.0126 -0.0654)
OKLCH	oklch(28.65% 0.067 259.1)
XYZ	xyz(2.4068, 2.3231, 6.9768)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152A4B #4B3615

analogous

#15454B #152A4B #1B154B

triadic

#152A4B #4B152A #2A4B15

tetradic

#152A4B #4B1545 #4B3615 #154B1B

square

#152A4B #4B1545 #4B3615 #154B1B

split-complementary

#152A4B #4B1B15 #454B15

monochromatic

#070D18 #080F1B #152A4B #22457B #3060AB

Accessibility & contrast

On white

14.34

#152A4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#152A4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152A4B

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152A4B	#FFFFFF	#000000	##FFFFFF
##152A4B	1.00	14.34	1.46	14.34
#FFFFFF	14.34	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2D4C

Deuteranopia (green-blind)

#13284A

Tritanopia (blue-blind)

#003236

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #152a4b;
/* rgb */ color: rgb(21, 42, 75);
/* oklch */ color: oklch(28.7% 0.067 259.1);

Tailwind

colors: {
  custom: {
    50: '#59637d',
    500: '#152a4b',
    950: '#000000',
  },
}

SCSS

$custom: #152a4b;
$custom-light: #59637d;
$custom-dark: #000000;

JSON

{
  "hex": "#152a4b",
  "rgb": {
    "r": 21,
    "g": 42,
    "b": 75
  },
  "hsl": {
    "h": 216.667,
    "s": 56.25,
    "l": 18.824
  },
  "oklch": {
    "l": 0.28653,
    "c": 0.06656,
    "h": 259.1
  },
  "luminance": 0.02323
}

Semantic roles & 50–950 ramp

primary

#152A4B

secondary

#836639

accent

#A548E0

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#040509

muted

#79797B

Preview Lab

Preview with #152A4B

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

Preview Lab → · Contrast checker → · Palette generator →