#152B4F#152B4F

#152B4F is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.2% C 0.072 H 259.8°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#152B4F
RGB	rgb(21, 43, 79)
HSL	hsl(217, 58%, 20%)
HSV	hsv(217, 73%, 31%)
CMYK	cmyk(73.4%, 45.6%, 0%, 69%)
CIE-LAB	lab(17.70, 5.10, -24.72)
CIE-LCH	lch(17.70, 25.24, 281.64°)
OKLab	oklab(29.2% -0.0127 -0.0705)
OKLCH	oklch(29.2% 0.072 259.8)
XYZ	xyz(2.5839, 2.4514, 7.7326)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B4F #4F3915

analogous

#15484F #152B4F #1C154F

triadic

#152B4F #4F152B #2B4F15

tetradic

#152B4F #4F1548 #4F3915 #154F1C

square

#152B4F #4F1548 #4F3915 #154F1C

split-complementary

#152B4F #4F1C15 #484F15

monochromatic

#060D18 #08111F #152B4F #22457F #2F60B0

Accessibility & contrast

On white

14.09

#152B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#152B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B4F

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B4F	#FFFFFF	#000000	##FFFFFF
##152B4F	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2E50

Deuteranopia (green-blind)

#11294E

Tritanopia (blue-blind)

#003339

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #152b4f;
/* rgb */ color: rgb(21, 43, 79);
/* oklch */ color: oklch(29.2% 0.072 259.8);

Tailwind

colors: {
  custom: {
    50: '#5a6380',
    500: '#152b4f',
    950: '#000000',
  },
}

SCSS

$custom: #152b4f;
$custom-light: #5a6380;
$custom-dark: #000000;

JSON

{
  "hex": "#152b4f",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 79
  },
  "hsl": {
    "h": 217.241,
    "s": 58,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29203,
    "c": 0.07165,
    "h": 259.8
  },
  "luminance": 0.02452
}

Semantic roles & 50–950 ramp

primary

#152B4F

secondary

#876939

accent

#A747E1

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #152B4F

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

Preview Lab → · Contrast checker → · Palette generator →