#1F628C#1F628C

#1F628C is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.5% C 0.094 H 240.9°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F628C
RGB	rgb(31, 98, 140)
HSL	hsl(203, 64%, 34%)
HSV	hsv(203, 78%, 55%)
CMYK	cmyk(77.9%, 30%, 0%, 45.1%)
CIE-LAB	lab(39.44, -5.61, -29.13)
CIE-LCH	lch(39.44, 29.66, 259.10°)
OKLab	oklab(47.51% -0.0459 -0.0824)
OKLCH	oklch(47.51% 0.094 240.9)
XYZ	xyz(9.6645, 10.9190, 26.4041)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F628C #8C491F

analogous

#1F8C7F #1F628C #1F2B8C

triadic

#1F628C #8C1F62 #628C1F

tetradic

#1F628C #7F1F8C #8C491F #2B8C1F

square

#1F628C #7F1F8C #8C491F #2B8C1F

split-complementary

#1F628C #8C1F2B #8C7F1F

monochromatic

#091C28 #143F5A #1F628C #2A85BE #4EA3D8

Accessibility & contrast

On white

6.60

#1F628C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#1F628C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F628C

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F628C	#FFFFFF	#000000	##FFFFFF
##1F628C	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E638E

Deuteranopia (green-blind)

#3F588B

Tritanopia (blue-blind)

#006C71

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1f628c;
/* rgb */ color: rgb(31, 98, 140);
/* oklch */ color: oklch(47.5% 0.094 240.9);

Tailwind

colors: {
  custom: {
    50: '#6c8eae',
    500: '#1f628c',
    950: '#000000',
  },
}

SCSS

$custom: #1f628c;
$custom-light: #6c8eae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f628c",
  "rgb": {
    "r": 31,
    "g": 98,
    "b": 140
  },
  "hsl": {
    "h": 203.119,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.47506,
    "c": 0.09434,
    "h": 240.9
  },
  "luminance": 0.1092
}

Semantic roles & 50–950 ramp

primary

#1F628C

secondary

#BB774C

accent

#8141E7

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1F628C

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

Preview Lab → · Contrast checker → · Palette generator →