#011E2E
Closest named color: Rich Black (#0D1B2A). oklch(22.3% 0.047 236.6), rgb(1, 30, 46).
Aa
White text reads best on this color (17.12:1).
About this color
#011E2E is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.047 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.016 away. White text reads best on it, at 17.12:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.12:1 |
Values
| HEX | #011E2E |
| RGB | rgb(1, 30, 46) |
| HSL | hsl(201, 96%, 9%) |
| OKLCH | oklch(22.3% 0.047 236.6) |
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 #011E2E | 17.12:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #011E2E | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #011E2E text on white | 17.12:1 | AAA | Lc 103.8 | Preferred for body text |
| #011E2E text on black | 1.22:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C7DDEB
oklch(88.6% 0.03 235.7)
-
Step 300
300
#9FC7E0
oklch(80.9% 0.055 235.8)
-
Step 400
400
#68A9D1
oklch(70.7% 0.089 236.9)
-
Step 500
500
#3793C5
oklch(63.1% 0.114 236.6)
-
Step 600
600
#007CB0
oklch(55.5% 0.121 236.7)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#0E4764
oklch(37.8% 0.074 236.7)
-
Step 950
950 (this color)
#011E2E
oklch(22.3% 0.047 236.6)
#011E2E 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) | #161E2F | 0.026 |
| Deuteranopia (no green cones) | #101A2E | 0.021 |
| Tritanopia (no blue cones) | #002224 | 0.028 |
| Achromatopsia (no color) | #1C1C1C | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #011E2E
#011E2E
oklch(22.3% 0.047 236.6)
- #2B1504
#2B1504
oklch(22.3% 0.046 57)
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 #011E2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.016
- Dark #1B2431 ΔE 0.042
- Oxford Blue #1B263B ΔE 0.051
- Jet #212529 ΔE 0.054
- Rich Navy #001219 ΔE 0.057
- Navy Blue #001146 ΔE 0.065
- Almost Black #070D0D ΔE 0.081
- Dark Navy #000435 ΔE 0.086
Use #011E2E 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.