#2E2F80
Closest named color: Twilight Blue (#0A437A). oklch(35.7% 0.133 276.7), rgb(46, 47, 128).
Aa
White text reads best on this color (11.44:1).
About this color
#2E2F80 is a dark, moderately saturated blue. In OKLCH its lightness is 36%, its chroma 0.133 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.061 away. White text reads best on it, at 11.44:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 1.83:1 |
| White text | 11.44:1 |
Values
| HEX | #2E2F80 |
| RGB | rgb(46, 47, 128) |
| HSL | hsl(239, 47%, 34%) |
| OKLCH | oklch(35.7% 0.133 276.7) |
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 #2E2F80 | 11.44:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #2E2F80 | 1.83:1 | Fails | Lc 7.9 | Not readable |
| #2E2F80 text on white | 11.44:1 | AAA | Lc 96.0 | Preferred for body text |
| #2E2F80 text on black | 1.83:1 | 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 900.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E9FE
oklch(93.7% 0.029 275.2)
-
Step 200
200
#CFD7FE
oklch(88.6% 0.054 276.1)
-
Step 300
300
#B0BBFF
oklch(80.8% 0.097 276.9)
-
Step 400
400
#8995FF
oklch(70.7% 0.154 276.8)
-
Step 500
500
#6F76FF
oklch(63.2% 0.2 276.8)
-
Step 600
600
#5A58F1
oklch(55.6% 0.223 276.9)
-
Step 700
700
#4A47D2
oklch(49.2% 0.207 276.6)
-
Step 800
800
#3C3BA9
oklch(42.6% 0.171 276.7)
-
Step 900
900 (this color)
#2E2F80
oklch(35.7% 0.133 276.7)
-
Step 950
950
#1D204F
oklch(27.1% 0.085 276.4)
#2E2F80 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) | #003D83 | 0.048 |
| Deuteranopia (no green cones) | #00367E | 0.043 |
| Tritanopia (no blue cones) | #004352 | 0.113 |
| Achromatopsia (no color) | #3A3A3A | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E2F80
#2E2F80
oklch(35.7% 0.133 276.7)
- #483C00
#483C00
oklch(35.8% 0.074 96.4)
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 #2E2F80, closest first.
No curated palette has a color within ΔE 0.04 of #2E2F80.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.061
- Marine Blue #01386A ΔE 0.061
- Cobalt #1E488F ΔE 0.068
- Midnight Blue #191970 ΔE 0.071
- Blueberry #464196 ΔE 0.072
- Marine #042E60 ΔE 0.074
- Royal #0C1793 ΔE 0.074
Use #2E2F80 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.