#1C689D#1C689D

#1C689D is a mid, moderate cyan. Relative luminance 0.126; OKLCH L 49.9% C 0.111 H 244.4°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#1C689D
RGB	rgb(28, 104, 157)
HSL	hsl(205, 70%, 36%)
HSV	hsv(205, 82%, 62%)
CMYK	cmyk(82.2%, 33.8%, 0%, 38.4%)
CIE-LAB	lab(42.12, -3.15, -35.09)
CIE-LCH	lch(42.12, 35.23, 264.88°)
OKLab	oklab(49.89% -0.0477 -0.0997)
OKLCH	oklch(49.89% 0.111 244.4)
XYZ	xyz(11.5126, 12.5804, 33.7132)
Luminance	0.1258 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C689D #9D511C

analogous

#1C9D92 #1C689D #1C289D

triadic

#1C689D #9D1C68 #689D1C

tetradic

#1C689D #921C9D #9D511C #289D1C

square

#1C689D #921C9D #9D511C #289D1C

split-complementary

#1C689D #9D1C28 #9D921C

monochromatic

#092335 #134669 #1C689D #258AD1 #53A6E0

Accessibility & contrast

On white

5.97

#1C689D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#1C689D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C689D

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C689D	#FFFFFF	#000000	##FFFFFF
##1C689D	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F6A9F

Deuteranopia (green-blind)

#3D5E9C

Tritanopia (blue-blind)

#00757B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #1c689d;
/* rgb */ color: rgb(28, 104, 157);
/* oklch */ color: oklch(49.9% 0.111 244.4);

Tailwind

colors: {
  custom: {
    50: '#6e92ba',
    500: '#1c689d',
    950: '#000000',
  },
}

SCSS

$custom: #1c689d;
$custom-light: #6e92ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1c689d",
  "rgb": {
    "r": 28,
    "g": 104,
    "b": 157
  },
  "hsl": {
    "h": 204.651,
    "s": 69.73,
    "l": 36.275
  },
  "oklch": {
    "l": 0.49892,
    "c": 0.11056,
    "h": 244.4
  },
  "luminance": 0.12582
}

Semantic roles & 50–950 ramp

primary

#1C689D

secondary

#C38051

accent

#843BED

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080D11

muted

#7B7D80

Preview Lab

Preview with #1C689D

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

Preview Lab → · Contrast checker → · Palette generator →