#42829B#42829B

#42829B is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.4% C 0.076 H 226.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#42829B
RGB	rgb(66, 130, 155)
HSL	hsl(197, 40%, 43%)
HSV	hsv(197, 57%, 61%)
CMYK	cmyk(57.4%, 16.1%, 0%, 39.2%)
CIE-LAB	lab(51.25, -12.99, -19.62)
CIE-LCH	lch(51.25, 23.53, 236.49°)
OKLab	oklab(57.45% -0.0527 -0.0546)
OKLCH	oklch(57.45% 0.076 226)
XYZ	xyz(16.1435, 19.4886, 33.9149)
Luminance	0.1949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42829B #9B5B42

analogous

#429B87 #42829B #42559B

triadic

#42829B #9B4282 #829B42

tetradic

#42829B #87429B #9B5B42 #559B42

square

#42829B #87429B #9B5B42 #559B42

split-complementary

#42829B #9B4255 #9B8742

monochromatic

#1D3A45 #305E70 #42829B #5FA1BB #8ABACD

Accessibility & contrast

On white

4.29

#42829B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#42829B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42829B

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42829B	#FFFFFF	#000000	##000000
##42829B	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#74809C

Deuteranopia (green-blind)

#68769B

Tritanopia (blue-blind)

#00898A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #42829b;
/* rgb */ color: rgb(66, 130, 155);
/* oklch */ color: oklch(57.4% 0.076 226.0);

Tailwind

colors: {
  custom: {
    50: '#7ea6b8',
    500: '#42829b',
    950: '#000000',
  },
}

SCSS

$custom: #42829b;
$custom-light: #7ea6b8;
$custom-dark: #000000;

JSON

{
  "hex": "#42829b",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 155
  },
  "hsl": {
    "h": 196.854,
    "s": 40.271,
    "l": 43.333
  },
  "oklch": {
    "l": 0.57448,
    "c": 0.07589,
    "h": 226
  },
  "luminance": 0.1949
}

Semantic roles & 50–950 ramp

primary

#42829B

secondary

#B89081

accent

#7A58D0

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #42829B

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

Preview Lab → · Contrast checker → · Palette generator →