#42899E#42899E

#42899E is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.3% C 0.078 H 219.8°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#42899E
RGB	rgb(66, 137, 158)
HSL	hsl(194, 41%, 44%)
HSV	hsv(194, 58%, 62%)
CMYK	cmyk(58.2%, 13.3%, 0%, 38%)
CIE-LAB	lab(53.51, -15.92, -17.91)
CIE-LCH	lch(53.51, 23.96, 228.37°)
OKLab	oklab(59.29% -0.0596 -0.0497)
OKLCH	oklch(59.29% 0.078 219.8)
XYZ	xyz(17.3616, 21.5165, 35.5793)
Luminance	0.2152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42899E #9E5742

analogous

#429E85 #42899E #425B9E

triadic

#42899E #9E4289 #899E42

tetradic

#42899E #85429E #9E5742 #5B9E42

square

#42899E #85429E #9E5742 #5B9E42

split-complementary

#42899E #9E425B #9E8542

monochromatic

#1E3E48 #306473 #42899E #60A8BD #8CBFCF

Accessibility & contrast

On white

3.96

#42899E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#42899E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42899E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42899E	#FFFFFF	#000000	##000000
##42899E	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C869F

Deuteranopia (green-blind)

#6E7B9E

Tritanopia (blue-blind)

#009090

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #42899e;
/* rgb */ color: rgb(66, 137, 158);
/* oklch */ color: oklch(59.3% 0.078 219.8);

Tailwind

colors: {
  custom: {
    50: '#7fabba',
    500: '#42899e',
    950: '#000000',
  },
}

SCSS

$custom: #42899e;
$custom-light: #7fabba;
$custom-dark: #000000;

JSON

{
  "hex": "#42899e",
  "rgb": {
    "r": 66,
    "g": 137,
    "b": 158
  },
  "hsl": {
    "h": 193.696,
    "s": 41.071,
    "l": 43.922
  },
  "oklch": {
    "l": 0.59288,
    "c": 0.07765,
    "h": 219.8
  },
  "luminance": 0.21518
}

Semantic roles & 50–950 ramp

primary

#42899E

secondary

#BA8F82

accent

#7357D1

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B1011

muted

#7C7F80

Preview Lab

Preview with #42899E

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

Preview Lab → · Contrast checker → · Palette generator →