#253D68#253D68

#253D68 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.3% C 0.080 H 261.2°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#253D68
RGB	rgb(37, 61, 104)
HSL	hsl(219, 48%, 28%)
HSV	hsv(219, 64%, 41%)
CMYK	cmyk(64.4%, 41.3%, 0%, 59.2%)
CIE-LAB	lab(25.95, 5.64, -28.01)
CIE-LCH	lch(25.95, 28.57, 281.39°)
OKLab	oklab(36.34% -0.0123 -0.0795)
OKLCH	oklch(36.34% 0.08 261.2)
XYZ	xyz(4.9295, 4.7298, 13.7472)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D68 #685025

analogous

#255F68 #253D68 #2E2568

triadic

#253D68 #68253D #3D6825

tetradic

#253D68 #68255F #685025 #25682E

square

#253D68 #68255F #685025 #25682E

split-complementary

#253D68 #682E25 #5F6825

monochromatic

#080D17 #15233B #253D68 #355795 #4973BE

Accessibility & contrast

On white

10.79

#253D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#253D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D68

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D68	#FFFFFF	#000000	##FFFFFF
##253D68	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A416A

Deuteranopia (green-blind)

#213B67

Tritanopia (blue-blind)

#00474D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #253d68;
/* rgb */ color: rgb(37, 61, 104);
/* oklch */ color: oklch(36.3% 0.080 261.2);

Tailwind

colors: {
  custom: {
    50: '#667293',
    500: '#253d68',
    950: '#000000',
  },
}

SCSS

$custom: #253d68;
$custom-light: #667293;
$custom-dark: #000000;

JSON

{
  "hex": "#253d68",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 104
  },
  "hsl": {
    "h": 218.507,
    "s": 47.518,
    "l": 27.647
  },
  "oklch": {
    "l": 0.36338,
    "c": 0.08049,
    "h": 261.2
  },
  "luminance": 0.0473
}

Semantic roles & 50–950 ramp

primary

#253D68

secondary

#9B7F4E

accent

#A751D7

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #253D68

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

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