#052134
Closest named color: Rich Black (#0D1B2A). oklch(23.8% 0.049 242.3), rgb(5, 33, 52).
Aa
White text reads best on this color (16.48:1).
About this color
#052134 is a very dark, muted blue. In OKLCH its lightness is 24%, its chroma 0.049 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.025 away. White text reads best on it, at 16.48:1.
| Hue family | Blues |
| Lightness | very dark (24%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.27:1 |
| White text | 16.48:1 |
Values
| HEX | #052134 |
| RGB | rgb(5, 33, 52) |
| HSL | hsl(204, 82%, 11%) |
| OKLCH | oklch(23.8% 0.049 242.3) |
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 #052134 | 16.48:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #052134 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #052134 text on white | 16.48:1 | AAA | Lc 103.3 | Preferred for body text |
| #052134 text on black | 1.27:1 | 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
#E1ECF4
oklch(93.7% 0.016 239.1)
-
Step 200
200
#C7DCED
oklch(88.4% 0.033 242.4)
-
Step 300
300
#A0C6E4
oklch(80.9% 0.059 242.2)
-
Step 400
400
#6AA8D6
oklch(70.8% 0.093 241.9)
-
Step 500
500
#3C91CB
oklch(63.1% 0.119 242.1)
-
Step 600
600
#0A7AB8
oklch(55.6% 0.13 242.3)
-
Step 700
700
#00669D
oklch(49% 0.118 242.7)
-
Step 800
800
#045481
oklch(42.8% 0.1 242.4)
-
Step 900
900
#124667
oklch(37.8% 0.077 241.6)
-
Step 950
950 (this color)
#052134
oklch(23.8% 0.049 242.3)
#052134 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) | #182135 | 0.023 |
| Deuteranopia (no green cones) | #111D34 | 0.018 |
| Tritanopia (no blue cones) | #002628 | 0.034 |
| Achromatopsia (no color) | #1F1F1F | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #052134
#052134
oklch(23.8% 0.049 242.3)
- #2F1903
#2F1903
oklch(23.9% 0.049 63.2)
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 #052134, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.025
- Dark #1B2431 ΔE 0.031
- Oxford Blue #1B263B ΔE 0.036
- Jet #212529 ΔE 0.047
- Navy Blue #001146 ΔE 0.065
- Rich Navy #001219 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.073
- Gunmetal #293241 ΔE 0.081
Use #052134 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.