#003A33
Closest named color: Midnight Green (#073B4C). oklch(31.3% 0.056 181.9), rgb(0, 58, 51).
Aa
White text reads best on this color (12.70:1).
About this color
#003A33 is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.056 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.046 away. White text reads best on it, at 12.70:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.65:1 |
| White text | 12.70:1 |
Values
| HEX | #003A33 |
| RGB | rgb(0, 58, 51) |
| HSL | hsl(173, 100%, 11%) |
| OKLCH | oklch(31.3% 0.056 181.9) |
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 #003A33 | 12.70:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #003A33 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #003A33 text on white | 12.70:1 | AAA | Lc 98.4 | Preferred for body text |
| #003A33 text on black | 1.65:1 | 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
#EFF7F6
oklch(97% 0.009 188.1)
-
Step 100
100
#DDEEEB
oklch(93.6% 0.018 184.3)
-
Step 200
200
#C0E2DB
oklch(88.6% 0.037 181.6)
-
Step 300
300
#90CFC4
oklch(80.9% 0.066 182.5)
-
Step 400
400
#42B6A5
oklch(70.7% 0.106 181.7)
-
Step 500
500
#009F8E
oklch(63% 0.113 181.8)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950 (this color)
#003A33
oklch(31.3% 0.056 181.9)
#003A33 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) | #373633 | 0.060 |
| Deuteranopia (no green cones) | #2F3034 | 0.057 |
| Tritanopia (no blue cones) | #003B38 | 0.009 |
| Achromatopsia (no color) | #333333 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #003A33
#003A33
oklch(31.3% 0.056 181.9)
- #48242F
#48242F
oklch(31.3% 0.056 1.3)
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 #003A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.046
- Pakistan Green #283618 ΔE 0.048
- Evergreen #05472A ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.056
- Gunmetal #293241 ΔE 0.058
- Onyx #343A40 ΔE 0.061
- Pine Green #0A481E ΔE 0.068
- Hunter Green #0B4008 ΔE 0.068
Use #003A33 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.