#1A577A#1A577A

#1A577A is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.6% C 0.084 H 238.6°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#1A577A
RGB	rgb(26, 87, 122)
HSL	hsl(202, 65%, 29%)
HSV	hsv(202, 79%, 48%)
CMYK	cmyk(78.7%, 28.7%, 0%, 52.2%)
CIE-LAB	lab(34.88, -6.35, -25.29)
CIE-LCH	lch(34.88, 26.08, 255.91°)
OKLab	oklab(43.56% -0.0436 -0.0715)
OKLCH	oklch(43.56% 0.084 238.6)
XYZ	xyz(7.3457, 8.4403, 19.6506)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A577A #7A3D1A

analogous

#1A7A6D #1A577A #1A277A

triadic

#1A577A #7A1A57 #577A1A

tetradic

#1A577A #6D1A7A #7A3D1A #277A1A

square

#1A577A #6D1A7A #7A3D1A #277A1A

split-complementary

#1A577A #7A1A27 #7A6D1A

monochromatic

#051219 #0F3348 #1A577A #257BAC #399CD5

Accessibility & contrast

On white

7.81

#1A577A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#1A577A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A577A

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A577A	#FFFFFF	#000000	##FFFFFF
##1A577A	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46577C

Deuteranopia (green-blind)

#394E79

Tritanopia (blue-blind)

#006063

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1a577a;
/* rgb */ color: rgb(26, 87, 122);
/* oklch */ color: oklch(43.6% 0.084 238.6);

Tailwind

colors: {
  custom: {
    50: '#6686a0',
    500: '#1a577a',
    950: '#000000',
  },
}

SCSS

$custom: #1a577a;
$custom-light: #6686a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a577a",
  "rgb": {
    "r": 26,
    "g": 87,
    "b": 122
  },
  "hsl": {
    "h": 201.875,
    "s": 64.865,
    "l": 29.02
  },
  "oklch": {
    "l": 0.43557,
    "c": 0.08372,
    "h": 238.6
  },
  "luminance": 0.08441
}

Semantic roles & 50–950 ramp

primary

#1A577A

secondary

#AE6941

accent

#7D40E8

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1A577A

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

Preview Lab → · Contrast checker → · Palette generator →