#1E577A#1E577A

#1E577A is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.7% C 0.082 H 239.7°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#1E577A
RGB	rgb(30, 87, 122)
HSL	hsl(203, 61%, 30%)
HSV	hsv(203, 75%, 48%)
CMYK	cmyk(75.4%, 28.7%, 0%, 52.2%)
CIE-LAB	lab(35.00, -5.78, -25.11)
CIE-LCH	lch(35.00, 25.77, 257.03°)
OKLab	oklab(43.68% -0.0414 -0.0709)
OKLCH	oklch(43.68% 0.082 239.7)
XYZ	xyz(7.4551, 8.4967, 19.6557)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E577A #7A411E

analogous

#1E7A6F #1E577A #1E297A

triadic

#1E577A #7A1E57 #577A1E

tetradic

#1E577A #6F1E7A #7A411E #297A1E

square

#1E577A #6F1E7A #7A411E #297A1E

split-complementary

#1E577A #7A1E29 #7A6F1E

monochromatic

#061219 #123449 #1E577A #2A7AAB #429AD0

Accessibility & contrast

On white

7.78

#1E577A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#1E577A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E577A

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E577A	#FFFFFF	#000000	##FFFFFF
##1E577A	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47577C

Deuteranopia (green-blind)

#3A4E79

Tritanopia (blue-blind)

#006063

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1e577a;
/* rgb */ color: rgb(30, 87, 122);
/* oklch */ color: oklch(43.7% 0.082 239.7);

Tailwind

colors: {
  custom: {
    50: '#6786a0',
    500: '#1e577a',
    950: '#000000',
  },
}

SCSS

$custom: #1e577a;
$custom-light: #6786a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e577a",
  "rgb": {
    "r": 30,
    "g": 87,
    "b": 122
  },
  "hsl": {
    "h": 202.826,
    "s": 60.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.43679,
    "c": 0.08206,
    "h": 239.7
  },
  "luminance": 0.08498
}

Semantic roles & 50–950 ramp

primary

#1E577A

secondary

#AE6E46

accent

#8144E4

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1E577A

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

Preview Lab → · Contrast checker → · Palette generator →