#255ABD#255ABD

#255ABD is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.1% C 0.166 H 261.5°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#255ABD
RGB	rgb(37, 90, 189)
HSL	hsl(219, 67%, 44%)
HSV	hsv(219, 80%, 74%)
CMYK	cmyk(80.4%, 52.4%, 0%, 25.9%)
CIE-LAB	lab(40.21, 19.24, -56.99)
CIE-LCH	lch(40.21, 60.15, 288.66°)
OKLab	oklab(49.11% -0.0247 -0.1642)
OKLCH	oklch(49.11% 0.166 261.5)
XYZ	xyz(13.6011, 11.3781, 49.6136)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255ABD #BD8825

analogous

#25A6BD #255ABD #3C25BD

triadic

#255ABD #BD255A #5ABD25

tetradic

#255ABD #BD25A6 #BD8825 #25BD3C

square

#255ABD #BD25A6 #BD8825 #25BD3C

split-complementary

#255ABD #BD3C25 #A6BD25

monochromatic

#112957 #1B428A #255ABD #4579DB #789EE5

Accessibility & contrast

On white

6.41

#255ABD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#255ABD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255ABD

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255ABD	#FFFFFF	#000000	##FFFFFF
##255ABD	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1266C1

Deuteranopia (green-blind)

#0058BB

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #255abd;
/* rgb */ color: rgb(37, 90, 189);
/* oklch */ color: oklch(49.1% 0.166 261.5);

Tailwind

colors: {
  custom: {
    50: '#7888d2',
    500: '#255abd',
    950: '#000000',
  },
}

SCSS

$custom: #255abd;
$custom-light: #7888d2;
$custom-dark: #000000;

JSON

{
  "hex": "#255abd",
  "rgb": {
    "r": 37,
    "g": 90,
    "b": 189
  },
  "hsl": {
    "h": 219.079,
    "s": 67.257,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4911,
    "c": 0.16608,
    "h": 261.5
  },
  "luminance": 0.1138
}

Semantic roles & 50–950 ramp

primary

#255ABD

secondary

#CCAD72

accent

#AE3EEA

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #255ABD

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

Preview Lab → · Contrast checker → · Palette generator →