#02121E
Closest named color: Rich Navy (#001219). oklch(17.4% 0.035 240.4), rgb(2, 18, 30).
Aa
White text reads best on this color (18.95:1).
About this color
#02121E is a very dark, muted blue. In OKLCH its lightness is 17%, its chroma 0.035 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.012 away. White text reads best on it, at 18.95:1.
| Hue family | Blues |
| Lightness | very dark (17%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.10:1 |
| White text | 18.95:1 |
Values
| HEX | #02121E |
| RGB | rgb(2, 18, 30) |
| HSL | hsl(206, 88%, 6%) |
| OKLCH | oklch(17.4% 0.035 240.4) |
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 #02121E | 18.95:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #02121E | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #02121E text on white | 18.95:1 | AAA | Lc 105.3 | Preferred for body text |
| #02121E text on black | 1.10:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE7
oklch(88.6% 0.023 237.7)
-
Step 300
300
#A9C5D9
oklch(80.9% 0.041 239.1)
-
Step 400
400
#7BA7C6
oklch(70.8% 0.066 239.6)
-
Step 500
500
#5890B8
oklch(63.1% 0.085 241)
-
Step 600
600
#3B7AA4
oklch(55.6% 0.092 240.4)
-
Step 700
700
#2D668C
oklch(49% 0.085 240.8)
-
Step 800
800
#265472
oklch(42.8% 0.071 239.9)
-
Step 900
900
#24455C
oklch(37.6% 0.055 240.8)
-
Step 950
950 (this color)
#02121E
oklch(17.4% 0.035 240.4)
#02121E 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) | #0C121F | 0.017 |
| Deuteranopia (no green cones) | #080F1E | 0.015 |
| Tritanopia (no blue cones) | #001516 | 0.024 |
| Achromatopsia (no color) | #111111 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02121E
#02121E
oklch(17.4% 0.035 240.4)
- #1B0C02
#1B0C02
oklch(17.3% 0.034 59.4)
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 #02121E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.012
- Almost Black #070D0D ΔE 0.036
- Rich Black #0D1B2A ΔE 0.044
- Dark Navy #000435 ΔE 0.067
- Dark Navy Blue #00022E ΔE 0.067
- Midnight #03012D ΔE 0.068
- Very Dark Blue #000133 ΔE 0.073
- Navy Blue #001146 ΔE 0.080
Use #02121E 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.