#261B4F
Closest named color: Dark Indigo (#1F0954). oklch(26.9% 0.091 288.4), rgb(38, 27, 79).
Aa
White text reads best on this color (15.53:1).
About this color
#261B4F is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.091 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.043 away. White text reads best on it, at 15.53:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.35:1 |
| White text | 15.53:1 |
Values
| HEX | #261B4F |
| RGB | rgb(38, 27, 79) |
| HSL | hsl(253, 49%, 21%) |
| OKLCH | oklch(26.9% 0.091 288.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #261B4F | 15.53:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #261B4F | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #261B4F text on white | 15.53:1 | AAA | Lc 102.2 | Preferred for body text |
| #261B4F text on black | 1.35:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FE
oklch(93.6% 0.031 287.8)
-
Step 200
200
#D7D4FF
oklch(88.6% 0.059 288.3)
-
Step 300
300
#BDB6FF
oklch(80.8% 0.102 288.3)
-
Step 400
400
#9E8DFF
oklch(70.8% 0.163 288.4)
-
Step 500
500
#896AFF
oklch(63.1% 0.212 288.4)
-
Step 600
600
#7647F3
oklch(55.6% 0.24 288.5)
-
Step 700
700
#6436D4
oklch(49.1% 0.224 288.6)
-
Step 800
800
#512FAB
oklch(42.7% 0.185 288.6)
-
Step 900
900
#422C88
oklch(37.7% 0.145 288.4)
-
Step 950
950 (this color)
#261B4F
oklch(26.9% 0.091 288.4)
#261B4F with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #002551 | 0.052 |
| Deuteranopia (no green cones) | #00234E | 0.051 |
| Tritanopia (no blue cones) | #192732 | 0.075 |
| Achromatopsia (no color) | #242424 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #261B4F
#261B4F
oklch(26.9% 0.091 288.4)
- #292800
#292800
oklch(26.9% 0.058 108.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #261B4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.056
- Dark Purple #35063E ΔE 0.061
- Midnight Blue #191970 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.065
- Marine #042E60 ΔE 0.066
- Deep Purple #36013F ΔE 0.067
- Dark #1B2431 ΔE 0.070
Use #261B4F in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.