#1C657B#1C657B

#1C657B is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.3% C 0.077 H 222.5°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#1C657B
RGB	rgb(28, 101, 123)
HSL	hsl(194, 63%, 30%)
HSV	hsv(194, 77%, 48%)
CMYK	cmyk(77.2%, 17.9%, 0%, 51.8%)
CIE-LAB	lab(39.55, -14.06, -18.66)
CIE-LCH	lch(39.55, 23.36, 233.00°)
OKLab	oklab(47.31% -0.057 -0.0522)
OKLCH	oklch(47.31% 0.077 222.5)
XYZ	xyz(8.7062, 10.9833, 20.3962)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C657B #7B321C

analogous

#1C7B62 #1C657B #1C357B

triadic

#1C657B #7B1C65 #657B1C

tetradic

#1C657B #621C7B #7B321C #357B1C

square

#1C657B #621C7B #7B321C #357B1C

split-complementary

#1C657B #7B1C35 #7B621C

monochromatic

#061419 #113C49 #1C657B #278EAD #3EB1D3

Accessibility & contrast

On white

6.57

#1C657B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#1C657B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C657B

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C657B	#FFFFFF	#000000	##FFFFFF
##1C657B	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58627C

Deuteranopia (green-blind)

#4B597B

Tritanopia (blue-blind)

#006C6C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1c657b;
/* rgb */ color: rgb(28, 101, 123);
/* oklch */ color: oklch(47.3% 0.077 222.5);

Tailwind

colors: {
  custom: {
    50: '#6891a1',
    500: '#1c657b',
    950: '#000000',
  },
}

SCSS

$custom: #1c657b;
$custom-light: #6891a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c657b",
  "rgb": {
    "r": 28,
    "g": 101,
    "b": 123
  },
  "hsl": {
    "h": 193.895,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.47314,
    "c": 0.07727,
    "h": 222.5
  },
  "luminance": 0.10984
}

Semantic roles & 50–950 ramp

primary

#1C657B

secondary

#AF5D44

accent

#6842E6

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #1C657B

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

Preview Lab → · Contrast checker → · Palette generator →