#657EB9#657EB9

#657EB9 is a mid, moderate blue. Relative luminance 0.212; OKLCH L 59.8% C 0.095 H 266.1°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#657EB9
RGB	rgb(101, 126, 185)
HSL	hsl(222, 38%, 56%)
HSV	hsv(222, 45%, 73%)
CMYK	cmyk(45.4%, 31.9%, 0%, 27.5%)
CIE-LAB	lab(53.16, 6.95, -33.86)
CIE-LCH	lch(53.16, 34.57, 281.59°)
OKLab	oklab(59.85% -0.0065 -0.095)
OKLCH	oklch(59.85% 0.095 266.1)
XYZ	xyz(21.5818, 21.1899, 48.8424)
Luminance	0.2119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EB9 #B9A065

analogous

#65A8B9 #657EB9 #7665B9

triadic

#657EB9 #B9657E #7EB965

tetradic

#657EB9 #B965A8 #B9A065 #65B976

square

#657EB9 #B965A8 #B9A065 #65B976

split-complementary

#657EB9 #B97665 #A8B965

monochromatic

#334570 #465F9B #657EB9 #8FA1CC #B9C4DF

Accessibility & contrast

On white

4.01

#657EB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#657EB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EB9

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EB9	#FFFFFF	#000000	##000000
##657EB9	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6983BB

Deuteranopia (green-blind)

#607BB8

Tritanopia (blue-blind)

#468A93

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #657eb9;
/* rgb */ color: rgb(101, 126, 185);
/* oklch */ color: oklch(59.8% 0.095 266.1);

Tailwind

colors: {
  custom: {
    50: '#95a3ce',
    500: '#657eb9',
    950: '#000000',
  },
}

SCSS

$custom: #657eb9;
$custom-light: #95a3ce;
$custom-dark: #000000;

JSON

{
  "hex": "#657eb9",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 185
  },
  "hsl": {
    "h": 222.143,
    "s": 37.5,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59848,
    "c": 0.09518,
    "h": 266.1
  },
  "luminance": 0.21191
}

Semantic roles & 50–950 ramp

primary

#657EB9

secondary

#CEC4AC

accent

#AB5ACD

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0D0F13

muted

#7E7F82

Preview Lab

Preview with #657EB9

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

Preview Lab → · Contrast checker → · Palette generator →