#1F26B0#1F26B0

#1F26B0 is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.4% C 0.209 H 269.2°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#1F26B0
RGB	rgb(31, 38, 176)
HSL	hsl(237, 70%, 41%)
HSV	hsv(237, 82%, 69%)
CMYK	cmyk(82.4%, 78.4%, 0%, 31%)
CIE-LAB	lab(26.19, 46.82, -72.29)
CIE-LCH	lch(26.19, 86.12, 302.93°)
OKLab	oklab(38.37% -0.0029 -0.2094)
OKLCH	oklch(38.37% 0.209 269.2)
XYZ	xyz(9.0920, 4.8110, 41.5153)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F26B0 #B0A91F

analogous

#1F6FB0 #1F26B0 #601FB0

triadic

#1F26B0 #B01F26 #26B01F

tetradic

#1F26B0 #B01F6F #B0A91F #1FB060

square

#1F26B0 #B01F6F #B0A91F #1FB060

split-complementary

#1F26B0 #B0601F #6FB01F

monochromatic

#0D1048 #161B7C #1F26B0 #313ADB #656CE4

Accessibility & contrast

On white

10.70

#1F26B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#1F26B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F26B0

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F26B0	#FFFFFF	#000000	##FFFFFF
##1F26B0	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B4

Deuteranopia (green-blind)

#0036AE

Tritanopia (blue-blind)

#00506A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1f26b0;
/* rgb */ color: rgb(31, 38, 176);
/* oklch */ color: oklch(38.4% 0.209 269.2);

Tailwind

colors: {
  custom: {
    50: '#7863c9',
    500: '#1f26b0',
    950: '#000000',
  },
}

SCSS

$custom: #1f26b0;
$custom-light: #7863c9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f26b0",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 176
  },
  "hsl": {
    "h": 237.103,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.38365,
    "c": 0.20943,
    "h": 269.2
  },
  "luminance": 0.04812
}

Semantic roles & 50–950 ramp

primary

#1F26B0

secondary

#C9C462

accent

#E43BED

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #1F26B0

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

Preview Lab → · Contrast checker → · Palette generator →