#617DB3#617DB3

#617DB3 is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.1% C 0.089 H 262.9°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#617DB3
RGB	rgb(97, 125, 179)
HSL	hsl(220, 35%, 54%)
HSV	hsv(220, 46%, 70%)
CMYK	cmyk(45.8%, 30.2%, 0%, 29.8%)
CIE-LAB	lab(52.36, 4.72, -31.69)
CIE-LCH	lch(52.36, 32.03, 278.46°)
OKLab	oklab(59.07% -0.011 -0.0887)
OKLCH	oklch(59.07% 0.089 262.9)
XYZ	xyz(20.3974, 20.4621, 45.5138)
Luminance	0.2046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617DB3 #B39761

analogous

#61A6B3 #617DB3 #6E61B3

triadic

#617DB3 #B3617D #7DB361

tetradic

#617DB3 #B361A6 #B39761 #61B36E

square

#617DB3 #B361A6 #B39761 #61B36E

split-complementary

#617DB3 #B36E61 #A6B361

monochromatic

#324468 #465F91 #617DB3 #8A9FC7 #B4C1DB

Accessibility & contrast

On white

4.12

#617DB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#617DB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617DB3

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617DB3	#FFFFFF	#000000	##000000
##617DB3	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6981B5

Deuteranopia (green-blind)

#6079B2

Tritanopia (blue-blind)

#428890

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #617db3;
/* rgb */ color: rgb(97, 125, 179);
/* oklch */ color: oklch(59.1% 0.089 262.9);

Tailwind

colors: {
  custom: {
    50: '#92a2ca',
    500: '#617db3',
    950: '#000000',
  },
}

SCSS

$custom: #617db3;
$custom-light: #92a2ca;
$custom-dark: #000000;

JSON

{
  "hex": "#617db3",
  "rgb": {
    "r": 97,
    "g": 125,
    "b": 179
  },
  "hsl": {
    "h": 219.512,
    "s": 35.043,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5907,
    "c": 0.08941,
    "h": 262.9
  },
  "luminance": 0.20463
}

Semantic roles & 50–950 ramp

primary

#617DB3

secondary

#C9BDA6

accent

#A55DCB

background

#F9F9FC

surface

#F1F2F8

border

#CBCCD1

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #617DB3

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

Preview Lab → · Contrast checker → · Palette generator →