#1577A0#1577A0

#1577A0 is a mid, moderate cyan. Relative luminance 0.159; OKLCH L 53.6% C 0.105 H 232.8°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#1577A0
RGB	rgb(21, 119, 160)
HSL	hsl(198, 77%, 35%)
HSV	hsv(198, 87%, 63%)
CMYK	cmyk(86.9%, 25.6%, 0%, 37.3%)
CIE-LAB	lab(46.83, -11.57, -29.48)
CIE-LCH	lch(46.83, 31.67, 248.58°)
OKLab	oklab(53.64% -0.0632 -0.0833)
OKLCH	oklch(53.64% 0.105 232.8)
XYZ	xyz(13.2487, 15.8894, 35.6196)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1577A0 #A03E15

analogous

#15A083 #1577A0 #1531A0

triadic

#1577A0 #A01577 #77A015

tetradic

#1577A0 #8315A0 #A03E15 #31A015

square

#1577A0 #8315A0 #A03E15 #31A015

split-complementary

#1577A0 #A01531 #A08315

monochromatic

#072734 #0E4F6A #1577A0 #1C9FD6 #48B8E7

Accessibility & contrast

On white

5.03

#1577A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#1577A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1577A0

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1577A0	#FFFFFF	#000000	##FFFFFF
##1577A0	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6276A2

Deuteranopia (green-blind)

#516A9F

Tritanopia (blue-blind)

#008285

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1577a0;
/* rgb */ color: rgb(21, 119, 160);
/* oklch */ color: oklch(53.6% 0.105 232.8);

Tailwind

colors: {
  custom: {
    50: '#6e9ebc',
    500: '#1577a0',
    950: '#000000',
  },
}

SCSS

$custom: #1577a0;
$custom-light: #6e9ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#1577a0",
  "rgb": {
    "r": 21,
    "g": 119,
    "b": 160
  },
  "hsl": {
    "h": 197.698,
    "s": 76.796,
    "l": 35.49
  },
  "oklch": {
    "l": 0.5364,
    "c": 0.10451,
    "h": 232.8
  },
  "luminance": 0.15891
}

Semantic roles & 50–950 ramp

primary

#1577A0

secondary

#C86E49

accent

#6D34F3

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1577A0

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

Preview Lab → · Contrast checker → · Palette generator →