#155A70#155A70

#155A70 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.7% C 0.074 H 224.3°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#155A70
RGB	rgb(21, 90, 112)
HSL	hsl(195, 68%, 26%)
HSV	hsv(195, 81%, 44%)
CMYK	cmyk(81.2%, 19.6%, 0%, 56.1%)
CIE-LAB	lab(35.28, -12.58, -18.49)
CIE-LCH	lch(35.28, 22.36, 235.77°)
OKLab	oklab(43.69% -0.053 -0.0518)
OKLCH	oklch(43.69% 0.074 224.3)
XYZ	xyz(6.8888, 8.6408, 16.6309)
Luminance	0.0864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A70 #702B15

analogous

#157058 #155A70 #152D70

triadic

#155A70 #70155A #5A7015

tetradic

#155A70 #581570 #702B15 #2D7015

square

#155A70 #581570 #702B15 #2D7015

split-complementary

#155A70 #70152D #705815

monochromatic

#05151A #0B313C #155A70 #1F83A4 #29ADD7

Accessibility & contrast

On white

7.70

#155A70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#155A70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A70

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A70	#FFFFFF	#000000	##FFFFFF
##155A70	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5871

Deuteranopia (green-blind)

#424F70

Tritanopia (blue-blind)

#006161

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155a70;
/* rgb */ color: rgb(21, 90, 112);
/* oklch */ color: oklch(43.7% 0.074 224.3);

Tailwind

colors: {
  custom: {
    50: '#638899',
    500: '#155a70',
    950: '#000000',
  },
}

SCSS

$custom: #155a70;
$custom-light: #638899;
$custom-dark: #000000;

JSON

{
  "hex": "#155a70",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 112
  },
  "hsl": {
    "h": 194.505,
    "s": 68.421,
    "l": 26.078
  },
  "oklch": {
    "l": 0.43687,
    "c": 0.07417,
    "h": 224.3
  },
  "luminance": 0.08642
}

Semantic roles & 50–950 ramp

primary

#155A70

secondary

#A6553B

accent

#673DEB

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #155A70

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

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