#577B95#577B95

#577B95 is a mid, muted cyan. Relative luminance 0.184; OKLCH L 56.6% C 0.057 H 240.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#577B95
RGB	rgb(87, 123, 149)
HSL	hsl(205, 26%, 46%)
HSV	hsv(205, 42%, 58%)
CMYK	cmyk(41.6%, 17.4%, 0%, 41.6%)
CIE-LAB	lab(49.93, -5.62, -18.05)
CIE-LCH	lch(49.93, 18.90, 252.70°)
OKLab	oklab(56.6% -0.0283 -0.0499)
OKLCH	oklch(56.6% 0.057 240.4)
XYZ	xyz(16.4364, 18.3611, 31.1059)
Luminance	0.1836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B95 #957157

analogous

#579590 #577B95 #575C95

triadic

#577B95 #95577B #7B9557

tetradic

#577B95 #905795 #957157 #5C9557

square

#577B95 #905795 #957157 #5C9557

split-complementary

#577B95 #95575C #959057

monochromatic

#2A3B48 #405B6E #577B95 #7999B1 #9FB6C7

Accessibility & contrast

On white

4.49

#577B95 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#577B95 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577B95

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B95	#FFFFFF	#000000	##000000
##577B95	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707B96

Deuteranopia (green-blind)

#677495

Tritanopia (blue-blind)

#408183

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #577b95;
/* rgb */ color: rgb(87, 123, 149);
/* oklch */ color: oklch(56.6% 0.057 240.4);

Tailwind

colors: {
  custom: {
    50: '#89a1b4',
    500: '#577b95',
    950: '#000000',
  },
}

SCSS

$custom: #577b95;
$custom-light: #89a1b4;
$custom-dark: #000000;

JSON

{
  "hex": "#577b95",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 149
  },
  "hsl": {
    "h": 205.161,
    "s": 26.271,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56598,
    "c": 0.05736,
    "h": 240.4
  },
  "luminance": 0.18362
}

Semantic roles & 50–950 ramp

primary

#577B95

secondary

#B5A193

accent

#8C65C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E11

muted

#7D7E80

Preview Lab

Preview with #577B95

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

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