#1E558F#1E558F

#1E558F is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.5% C 0.111 H 252.7°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#1E558F
RGB	rgb(30, 85, 143)
HSL	hsl(211, 65%, 34%)
HSV	hsv(211, 79%, 56%)
CMYK	cmyk(79%, 40.6%, 0%, 43.9%)
CIE-LAB	lab(35.51, 3.66, -37.17)
CIE-LCH	lch(35.51, 37.35, 275.62°)
OKLab	oklab(44.46% -0.033 -0.1061)
OKLCH	oklch(44.46% 0.111 252.7)
XYZ	xyz(8.7400, 8.7552, 27.2106)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E558F #8F581E

analogous

#1E8E8F #1E558F #1F1E8F

triadic

#1E558F #8F1E55 #558F1E

tetradic

#1E558F #8F1E8E #8F581E #1E8F1F

square

#1E558F #8F1E8E #8F581E #1E8F1F

split-complementary

#1E558F #8F1F1E #8E8F1E

monochromatic

#09192A #13375C #1E558F #2973C2 #4E92DA

Accessibility & contrast

On white

7.63

#1E558F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#1E558F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E558F

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E558F	#FFFFFF	#000000	##FFFFFF
##1E558F	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395991

Deuteranopia (green-blind)

#274F8E

Tritanopia (blue-blind)

#00636B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e558f;
/* rgb */ color: rgb(30, 85, 143);
/* oklch */ color: oklch(44.5% 0.111 252.7);

Tailwind

colors: {
  custom: {
    50: '#6c84b0',
    500: '#1e558f',
    950: '#000000',
  },
}

SCSS

$custom: #1e558f;
$custom-light: #6c84b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e558f",
  "rgb": {
    "r": 30,
    "g": 85,
    "b": 143
  },
  "hsl": {
    "h": 210.796,
    "s": 65.318,
    "l": 33.922
  },
  "oklch": {
    "l": 0.44456,
    "c": 0.11115,
    "h": 252.7
  },
  "luminance": 0.08756
}

Semantic roles & 50–950 ramp

primary

#1E558F

secondary

#BC864C

accent

#9640E8

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #1E558F

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

Preview Lab → · Contrast checker → · Palette generator →