#2E1CD7
Closest named color: Ultramarine Blue (#1805DB). oklch(42.7% 0.256 271.5), rgb(46, 28, 215).
Aa
White text reads best on this color (9.27:1).
About this color
#2E1CD7 is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.256 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Ultramarine Blue (#1805DB), ΔE 0.033 away. White text reads best on it, at 9.27:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.256) |
| Temperature | cool |
| Nearest name | Ultramarine Blue (#1805DB) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #2E1CD7 |
| RGB | rgb(46, 28, 215) |
| HSL | hsl(246, 77%, 48%) |
| OKLCH | oklch(42.7% 0.256 271.5) |
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 #2E1CD7 | 9.27:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #2E1CD7 | 2.26:1 | Fails | Lc 14.5 | Not readable |
| #2E1CD7 text on white | 9.27:1 | AAA | Lc 89.5 | Fine for body text |
| #2E1CD7 text on black | 2.26:1 | Fails | Lc -12.8 | 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 800.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FF
oklch(93.5% 0.031 271.7)
-
Step 200
200
#CCD8FF
oklch(88.6% 0.055 271.8)
-
Step 300
300
#AABDFF
oklch(80.8% 0.096 271.7)
-
Step 400
400
#7F98FF
oklch(70.6% 0.153 271.7)
-
Step 500
500
#617AFF
oklch(63% 0.198 271.6)
-
Step 600
600
#4857FF
oklch(55.6% 0.245 271.6)
-
Step 700
700
#3929FF
oklch(49% 0.288 271.5)
-
Step 800
800 (this color)
#2E1CD7
oklch(42.7% 0.256 271.5)
-
Step 900
900
#2525A8
oklch(37.6% 0.199 271.5)
-
Step 950
950
#141962
oklch(26.9% 0.126 271.4)
#2E1CD7 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) | #0050DC | 0.083 |
| Deuteranopia (no green cones) | #003ED4 | 0.049 |
| Tritanopia (no blue cones) | #005D80 | 0.194 |
| Achromatopsia (no color) | #474747 | 0.258 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E1CD7
#2E1CD7
oklch(42.7% 0.256 271.5)
- #604D00
#604D00
oklch(42.7% 0.087 92.5)
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 #2E1CD7, closest first.
No curated palette has a color within ΔE 0.04 of #2E1CD7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ultramarine Blue #1805DB ΔE 0.033
- Pure Blue #0203E2 ΔE 0.046
- True Blue #010FCC ΔE 0.050
- Majorelle Blue #3F37C9 ΔE 0.051
- Medium Blue #0000CD ΔE 0.056
- Blue Blue #2242C7 ΔE 0.058
- Strong Blue #0C06F7 ΔE 0.060
- Rich Blue #021BF9 ΔE 0.063
Use #2E1CD7 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.