#151F60#151F60

#151F60 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.9% C 0.115 H 270.2°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#151F60
RGB	rgb(21, 31, 96)
HSL	hsl(232, 64%, 23%)
HSV	hsv(232, 78%, 38%)
CMYK	cmyk(78.1%, 67.7%, 0%, 62.4%)
CIE-LAB	lab(15.40, 21.07, -39.83)
CIE-LCH	lch(15.40, 45.06, 297.87°)
OKLab	oklab(27.9% 0.0004 -0.1151)
OKLCH	oklch(27.9% 0.115 270.2)
XYZ	xyz(2.9098, 1.9836, 11.2936)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151F60 #605615

analogous

#154460 #151F60 #301560

triadic

#151F60 #60151F #1F6015

tetradic

#151F60 #601544 #605615 #156030

square

#151F60 #601544 #605615 #156030

split-complementary

#151F60 #603015 #446015

monochromatic

#050819 #0A0F2E #151F60 #202F92 #2B3FC4

Accessibility & contrast

On white

15.03

#151F60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#151F60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151F60

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151F60	#FFFFFF	#000000	##FFFFFF
##151F60	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A62

Deuteranopia (green-blind)

#00235F

Tritanopia (blue-blind)

#00303C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #151f60;
/* rgb */ color: rgb(21, 31, 96);
/* oklch */ color: oklch(27.9% 0.115 270.2);

Tailwind

colors: {
  custom: {
    50: '#5f5a8e',
    500: '#151f60',
    950: '#000000',
  },
}

SCSS

$custom: #151f60;
$custom-light: #5f5a8e;
$custom-dark: #000000;

JSON

{
  "hex": "#151f60",
  "rgb": {
    "r": 21,
    "g": 31,
    "b": 96
  },
  "hsl": {
    "h": 232,
    "s": 64.103,
    "l": 22.941
  },
  "oklch": {
    "l": 0.27904,
    "c": 0.1151,
    "h": 270.2
  },
  "luminance": 0.01984
}

Semantic roles & 50–950 ramp

primary

#151F60

secondary

#978B3A

accent

#D141E7

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #151F60

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

Preview Lab → · Contrast checker → · Palette generator →