#003E52
Closest named color: Midnight Green (#073B4C). oklch(33.9% 0.066 227.2), rgb(0, 62, 82).
Aa
White text reads best on this color (11.59:1).
About this color
#003E52 is a dark, muted teal or cyan. In OKLCH its lightness is 34%, its chroma 0.066 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.012 away. White text reads best on it, at 11.59:1.
| Hue family | Teals and cyans |
| Lightness | dark (34%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.81:1 |
| White text | 11.59:1 |
Values
| HEX | #003E52 |
| RGB | rgb(0, 62, 82) |
| HSL | hsl(195, 100%, 16%) |
| OKLCH | oklch(33.9% 0.066 227.2) |
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 #003E52 | 11.59:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #003E52 | 1.81:1 | Fails | Lc 7.7 | Not readable |
| #003E52 text on white | 11.59:1 | AAA | Lc 96.2 | Preferred for body text |
| #003E52 text on black | 1.81:1 | 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 900.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C7DDE7
oklch(88.4% 0.027 226.8)
-
Step 300
300
#A0C8DA
oklch(81% 0.049 227.1)
-
Step 400
400
#69ABC7
oklch(70.8% 0.079 227)
-
Step 500
500
#3995B9
oklch(63.1% 0.101 227.7)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900 (this color)
#003E52
oklch(33.9% 0.066 227.2)
-
Step 950
950
#0C2A36
oklch(26.9% 0.042 227.8)
#003E52 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) | #333D53 | 0.047 |
| Deuteranopia (no green cones) | #293652 | 0.040 |
| Tritanopia (no blue cones) | #004445 | 0.035 |
| Achromatopsia (no color) | #393939 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #003E52
#003E52
oklch(33.9% 0.066 227.2)
- #532C18
#532C18
oklch(33.9% 0.066 46.8)
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 #003E52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.012
- Dark Blue Grey #1F3B4D ΔE 0.022
- Prussian Blue #1D3557 ΔE 0.037
- Charcoal #264653 ΔE 0.042
- Dark Grey Blue #29465B ΔE 0.046
- Gunmetal #293241 ΔE 0.050
- Marine Blue #01386A ΔE 0.051
- Onyx #343A40 ΔE 0.054
Use #003E52 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.