#657F99#657F99

#657F99 is a mid, muted cyan. Relative luminance 0.202; OKLCH L 58.6% C 0.050 H 248.7°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#657F99
RGB	rgb(101, 127, 153)
HSL	hsl(210, 20%, 50%)
HSV	hsv(210, 34%, 60%)
CMYK	cmyk(34%, 17%, 0%, 40%)
CIE-LAB	lab(52.11, -2.76, -16.98)
CIE-LCH	lch(52.11, 17.20, 260.77°)
OKLab	oklab(58.59% -0.0182 -0.0467)
OKLCH	oklch(58.59% 0.05 248.7)
XYZ	xyz(18.7042, 20.2445, 33.0529)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657F99 #997F65

analogous

#659999 #657F99 #656599

triadic

#657F99 #99657F #7F9965

tetradic

#657F99 #996599 #997F65 #659965

square

#657F99 #996599 #997F65 #659965

split-complementary

#657F99 #996565 #999965

monochromatic

#34424F #4D6074 #657F99 #8A9EB2 #AFBCCA

Accessibility & contrast

On white

4.16

#657F99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#657F99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657F99

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657F99	#FFFFFF	#000000	##000000
##657F99	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#757F9A

Deuteranopia (green-blind)

#6F7A98

Tritanopia (blue-blind)

#558587

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657f99;
/* rgb */ color: rgb(101, 127, 153);
/* oklch */ color: oklch(58.6% 0.050 248.7);

Tailwind

colors: {
  custom: {
    50: '#92a4b7',
    500: '#657f99',
    950: '#000000',
  },
}

SCSS

$custom: #657f99;
$custom-light: #92a4b7;
$custom-dark: #000000;

JSON

{
  "hex": "#657f99",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 153
  },
  "hsl": {
    "h": 210,
    "s": 20.472,
    "l": 49.804
  },
  "oklch": {
    "l": 0.58593,
    "c": 0.05014,
    "h": 248.7
  },
  "luminance": 0.20245
}

Semantic roles & 50–950 ramp

primary

#657F99

secondary

#B9ADA1

accent

#946BBD

background

#F9FAFB

surface

#F1F4F6

border

#CBCED0

text

#0D0F11

muted

#7E7F80

Preview Lab

Preview with #657F99

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

Preview Lab → · Contrast checker → · Palette generator →