#021522
Closest named color: Rich Navy (#001219). oklch(18.7% 0.038 239.4), rgb(2, 21, 34).
Aa
White text reads best on this color (18.53:1).
About this color
#021522 is a very dark, muted blue. In OKLCH its lightness is 19%, its chroma 0.038 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.021 away. White text reads best on it, at 18.53:1.
| Hue family | Blues |
| Lightness | very dark (19%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.13:1 |
| White text | 18.53:1 |
Values
| HEX | #021522 |
| RGB | rgb(2, 21, 34) |
| HSL | hsl(204, 89%, 7%) |
| OKLCH | oklch(18.7% 0.038 239.4) |
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 #021522 | 18.53:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #021522 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #021522 text on white | 18.53:1 | AAA | Lc 105.0 | Preferred for body text |
| #021522 text on black | 1.13:1 | 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
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A7C5DB
oklch(80.8% 0.045 239.9)
-
Step 400
400
#77A7C9
oklch(70.7% 0.072 239.9)
-
Step 500
500
#5191BB
oklch(63.1% 0.091 239.2)
-
Step 600
600
#327BA7
oklch(55.7% 0.099 238.7)
-
Step 700
700
#24678F
oklch(49.1% 0.092 239.1)
-
Step 800
800
#205474
oklch(42.6% 0.076 239.2)
-
Step 900
900
#20465E
oklch(37.8% 0.06 238.8)
-
Step 950
950 (this color)
#021522
oklch(18.7% 0.038 239.4)
#021522 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) | #0F1523 | 0.020 |
| Deuteranopia (no green cones) | #0A1222 | 0.016 |
| Tritanopia (no blue cones) | #00181A | 0.023 |
| Achromatopsia (no color) | #131313 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #021522
#021522
oklch(18.7% 0.038 239.4)
- #1F0E02
#1F0E02
oklch(18.5% 0.038 59)
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 #021522, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.021
- Rich Black #0D1B2A ΔE 0.032
- Almost Black #070D0D ΔE 0.046
- Dark Navy #000435 ΔE 0.069
- Dark Navy Blue #00022E ΔE 0.072
- Dark #1B2431 ΔE 0.073
- Navy Blue #001146 ΔE 0.073
- Midnight #03012D ΔE 0.074
Use #021522 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.