#052A3E
Closest named color: Oxford Blue (#1B263B). oklch(27.1% 0.055 237.7), rgb(5, 42, 62).
Aa
White text reads best on this color (14.92:1).
About this color
#052A3E is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.055 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.024 away. White text reads best on it, at 14.92:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.40:1 |
| White text | 14.92:1 |
Values
| HEX | #052A3E |
| RGB | rgb(5, 42, 62) |
| HSL | hsl(201, 85%, 13%) |
| OKLCH | oklch(27.1% 0.055 237.7) |
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 #052A3E | 14.92:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #052A3E | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #052A3E text on white | 14.92:1 | AAA | Lc 101.5 | Preferred for body text |
| #052A3E text on black | 1.40:1 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C4DDEE
oklch(88.4% 0.036 237.6)
-
Step 300
300
#9AC7E6
oklch(80.8% 0.065 238.7)
-
Step 400
400
#5DAAD9
oklch(70.7% 0.103 237.4)
-
Step 500
500
#1B93CF
oklch(63% 0.132 237.8)
-
Step 600
600
#007CB2
oklch(55.6% 0.123 237.7)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950 (this color)
#052A3E
oklch(27.1% 0.055 237.7)
#052A3E 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) | #202A3F | 0.030 |
| Deuteranopia (no green cones) | #19253E | 0.024 |
| Tritanopia (no blue cones) | #002F31 | 0.035 |
| Achromatopsia (no color) | #272727 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #052A3E
#052A3E
oklch(27.1% 0.055 237.7)
- #3A1F08
#3A1F08
oklch(27.1% 0.054 57.7)
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 #052A3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.024
- Dark #1B2431 ΔE 0.033
- Jet #212529 ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.050
- Gunmetal #293241 ΔE 0.053
- Rich Black #0D1B2A ΔE 0.058
- Midnight Green #073B4C ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.062
Use #052A3E 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.