#33587B#33587B

#33587B is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.9% C 0.072 H 248.4°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#33587B
RGB	rgb(51, 88, 123)
HSL	hsl(209, 41%, 34%)
HSV	hsv(209, 59%, 48%)
CMYK	cmyk(58.5%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(36.20, -2.03, -23.78)
CIE-LCH	lch(36.20, 23.87, 265.12°)
OKLab	oklab(44.88% -0.0264 -0.0668)
OKLCH	oklch(44.88% 0.072 248.4)
XYZ	xyz(8.4288, 9.1126, 20.0498)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33587B #7B5633

analogous

#337B7A #33587B #33347B

triadic

#33587B #7B3358 #587B33

tetradic

#33587B #7A337B #7B5633 #347B33

square

#33587B #7A337B #7B5633 #347B33

split-complementary

#33587B #7B3334 #7B7A33

monochromatic

#0F1A24 #213950 #33587B #4577A6 #6895C0

Accessibility & contrast

On white

7.44

#33587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#33587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33587B

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33587B	#FFFFFF	#000000	##FFFFFF
##33587B	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49597D

Deuteranopia (green-blind)

#40527A

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #33587b;
/* rgb */ color: rgb(51, 88, 123);
/* oklch */ color: oklch(44.9% 0.072 248.4);

Tailwind

colors: {
  custom: {
    50: '#7187a1',
    500: '#33587b',
    950: '#000000',
  },
}

SCSS

$custom: #33587b;
$custom-light: #7187a1;
$custom-dark: #000000;

JSON

{
  "hex": "#33587b",
  "rgb": {
    "r": 51,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 209.167,
    "s": 41.379,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44878,
    "c": 0.07181,
    "h": 248.4
  },
  "luminance": 0.09113
}

Semantic roles & 50–950 ramp

primary

#33587B

secondary

#A88462

accent

#9257D1

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080B0F

muted

#7B7C7E

Preview Lab

Preview with #33587B

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

Preview Lab → · Contrast checker → · Palette generator →