#657DB9#657DB9

#657DB9 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.6% C 0.096 H 266.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#657DB9
RGB	rgb(101, 125, 185)
HSL	hsl(223, 38%, 56%)
HSV	hsv(223, 45%, 73%)
CMYK	cmyk(45.4%, 32.4%, 0%, 27.5%)
CIE-LAB	lab(52.88, 7.55, -34.30)
CIE-LCH	lch(52.88, 35.12, 282.41°)
OKLab	oklab(59.63% -0.0053 -0.0962)
OKLCH	oklch(59.63% 0.096 266.9)
XYZ	xyz(21.4546, 20.9355, 48.8000)
Luminance	0.2094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DB9 #B9A165

analogous

#65A7B9 #657DB9 #7765B9

triadic

#657DB9 #B9657D #7DB965

tetradic

#657DB9 #B965A7 #B9A165 #65B977

square

#657DB9 #B965A7 #B9A165 #65B977

split-complementary

#657DB9 #B97765 #A7B965

monochromatic

#334570 #465E9B #657DB9 #8FA1CC #B9C4DF

Accessibility & contrast

On white

4.05

#657DB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#657DB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DB9

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DB9	#FFFFFF	#000000	##000000
##657DB9	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6782BC

Deuteranopia (green-blind)

#5F7BB8

Tritanopia (blue-blind)

#468A93

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657db9;
/* rgb */ color: rgb(101, 125, 185);
/* oklch */ color: oklch(59.6% 0.096 266.9);

Tailwind

colors: {
  custom: {
    50: '#95a2ce',
    500: '#657db9',
    950: '#000000',
  },
}

SCSS

$custom: #657db9;
$custom-light: #95a2ce;
$custom-dark: #000000;

JSON

{
  "hex": "#657db9",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 185
  },
  "hsl": {
    "h": 222.857,
    "s": 37.5,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59632,
    "c": 0.09636,
    "h": 266.9
  },
  "luminance": 0.20937
}

Semantic roles & 50–950 ramp

primary

#657DB9

secondary

#CEC4AC

accent

#AD5ACD

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #657DB9

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

Preview Lab → · Contrast checker → · Palette generator →