#153B70#153B70

#153B70 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.7% C 0.101 H 257.6°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#153B70
RGB	rgb(21, 59, 112)
HSL	hsl(215, 68%, 26%)
HSV	hsv(215, 81%, 44%)
CMYK	cmyk(81.2%, 47.3%, 0%, 56.1%)
CIE-LAB	lab(25.13, 7.50, -34.48)
CIE-LCH	lch(25.13, 35.29, 282.27°)
OKLab	oklab(35.67% -0.0218 -0.0989)
OKLCH	oklch(35.67% 0.101 257.6)
XYZ	xyz(4.7968, 4.4567, 15.9335)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153B70 #704A15

analogous

#156870 #153B70 #1C1570

triadic

#153B70 #70153B #3B7015

tetradic

#153B70 #701568 #704A15 #15701C

square

#153B70 #701568 #704A15 #15701C

split-complementary

#153B70 #701C15 #687015

monochromatic

#050E1A #0B203C #153B70 #1F56A4 #2971D7

Accessibility & contrast

On white

11.10

#153B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#153B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B70

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153B70	#FFFFFF	#000000	##FFFFFF
##153B70	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4072

Deuteranopia (green-blind)

#0B386F

Tritanopia (blue-blind)

#004850

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153b70;
/* rgb */ color: rgb(21, 59, 112);
/* oklch */ color: oklch(35.7% 0.101 257.6);

Tailwind

colors: {
  custom: {
    50: '#627099',
    500: '#153b70',
    950: '#000000',
  },
}

SCSS

$custom: #153b70;
$custom-light: #627099;
$custom-dark: #000000;

JSON

{
  "hex": "#153b70",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 112
  },
  "hsl": {
    "h": 214.945,
    "s": 68.421,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35672,
    "c": 0.10125,
    "h": 257.6
  },
  "luminance": 0.04457
}

Semantic roles & 50–950 ramp

primary

#153B70

secondary

#A6793B

accent

#A23DEB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153B70

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

Preview Lab → · Contrast checker → · Palette generator →