#263B70#263B70

#263B70 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.5% C 0.095 H 265.7°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#263B70
RGB	rgb(38, 59, 112)
HSL	hsl(223, 49%, 29%)
HSV	hsv(223, 66%, 44%)
CMYK	cmyk(66.1%, 47.3%, 0%, 56.1%)
CIE-LAB	lab(25.89, 10.30, -33.22)
CIE-LCH	lch(25.89, 34.78, 287.23°)
OKLab	oklab(36.47% -0.0072 -0.0949)
OKLCH	oklch(36.47% 0.095 265.7)
XYZ	xyz(5.2869, 4.7094, 15.9565)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B70 #705B26

analogous

#266070 #263B70 #362670

triadic

#263B70 #70263B #3B7026

tetradic

#263B70 #702660 #705B26 #267036

square

#263B70 #702660 #705B26 #267036

split-complementary

#263B70 #703626 #607026

monochromatic

#080C17 #162342 #263B70 #36539E #4E6FC3

Accessibility & contrast

On white

10.81

#263B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#263B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B70

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B70	#FFFFFF	#000000	##FFFFFF
##263B70	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224172

Deuteranopia (green-blind)

#163A6F

Tritanopia (blue-blind)

#004750

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #263b70;
/* rgb */ color: rgb(38, 59, 112);
/* oklch */ color: oklch(36.5% 0.095 265.7);

Tailwind

colors: {
  custom: {
    50: '#687099',
    500: '#263b70',
    950: '#000000',
  },
}

SCSS

$custom: #263b70;
$custom-light: #687099;
$custom-dark: #000000;

JSON

{
  "hex": "#263b70",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 112
  },
  "hsl": {
    "h": 222.973,
    "s": 49.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.3647,
    "c": 0.09513,
    "h": 265.7
  },
  "luminance": 0.0471
}

Semantic roles & 50–950 ramp

primary

#263B70

secondary

#A38B4F

accent

#B24FD9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263B70

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

Preview Lab → · Contrast checker → · Palette generator →