#1E638D#1E638D

#1E638D is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 47.8% C 0.095 H 240.3°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#1E638D
RGB	rgb(30, 99, 141)
HSL	hsl(203, 65%, 34%)
HSV	hsv(203, 79%, 55%)
CMYK	cmyk(78.7%, 29.8%, 0%, 44.7%)
CIE-LAB	lab(39.78, -5.97, -29.20)
CIE-LCH	lch(39.78, 29.80, 258.45°)
OKLab	oklab(47.79% -0.0471 -0.0826)
OKLCH	oklch(47.79% 0.095 240.3)
XYZ	xyz(9.8031, 11.1216, 26.8242)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E638D #8D481E

analogous

#1E8D7F #1E638D #1E2B8D

triadic

#1E638D #8D1E63 #638D1E

tetradic

#1E638D #7F1E8D #8D481E #2B8D1E

square

#1E638D #7F1E8D #8D481E #2B8D1E

split-complementary

#1E638D #8D1E2B #8D7F1E

monochromatic

#091C28 #13405B #1E638D #2986BF #4CA4D9

Accessibility & contrast

On white

6.51

#1E638D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#1E638D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E638D

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E638D	#FFFFFF	#000000	##FFFFFF
##1E638D	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F638F

Deuteranopia (green-blind)

#40598C

Tritanopia (blue-blind)

#006E72

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1e638d;
/* rgb */ color: rgb(30, 99, 141);
/* oklch */ color: oklch(47.8% 0.095 240.3);

Tailwind

colors: {
  custom: {
    50: '#6b8fae',
    500: '#1e638d',
    950: '#000000',
  },
}

SCSS

$custom: #1e638d;
$custom-light: #6b8fae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e638d",
  "rgb": {
    "r": 30,
    "g": 99,
    "b": 141
  },
  "hsl": {
    "h": 202.703,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.47786,
    "c": 0.09511,
    "h": 240.3
  },
  "luminance": 0.11123
}

Semantic roles & 50–950 ramp

primary

#1E638D

secondary

#BC764B

accent

#7F40E8

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1E638D

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

Preview Lab → · Contrast checker → · Palette generator →