#21586A#21586A

#21586A is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.2% C 0.064 H 223.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#21586A
RGB	rgb(33, 88, 106)
HSL	hsl(195, 53%, 27%)
HSV	hsv(195, 69%, 42%)
CMYK	cmyk(68.9%, 17%, 0%, 58.4%)
CIE-LAB	lab(34.69, -11.75, -15.65)
CIE-LCH	lch(34.69, 19.57, 233.09°)
OKLab	oklab(43.22% -0.0469 -0.0436)
OKLCH	oklch(43.22% 0.064 223)
XYZ	xyz(6.7174, 8.3427, 14.8892)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21586A #6A3321

analogous

#216A58 #21586A #21336A

triadic

#21586A #6A2158 #586A21

tetradic

#21586A #58216A #6A3321 #336A21

square

#21586A #58216A #6A3321 #336A21

split-complementary

#21586A #6A2133 #6A5821

monochromatic

#071317 #12313B #21586A #307F99 #41A4C4

Accessibility & contrast

On white

7.87

#21586A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#21586A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21586A

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21586A	#FFFFFF	#000000	##FFFFFF
##21586A	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E566B

Deuteranopia (green-blind)

#434E6A

Tritanopia (blue-blind)

#005E5E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #21586a;
/* rgb */ color: rgb(33, 88, 106);
/* oklch */ color: oklch(43.2% 0.064 223.0);

Tailwind

colors: {
  custom: {
    50: '#668794',
    500: '#21586a',
    950: '#000000',
  },
}

SCSS

$custom: #21586a;
$custom-light: #668794;
$custom-dark: #000000;

JSON

{
  "hex": "#21586a",
  "rgb": {
    "r": 33,
    "g": 88,
    "b": 106
  },
  "hsl": {
    "h": 194.795,
    "s": 52.518,
    "l": 27.255
  },
  "oklch": {
    "l": 0.43217,
    "c": 0.06406,
    "h": 223
  },
  "luminance": 0.08343
}

Semantic roles & 50–950 ramp

primary

#21586A

secondary

#9E5E49

accent

#6F4CDC

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #21586A

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

Preview Lab → · Contrast checker → · Palette generator →