#003B33
Closest named color: Midnight Green (#073B4C). oklch(31.6% 0.057 180.4), rgb(0, 59, 51).
Aa
White text reads best on this color (12.54:1).
About this color
#003B33 is a dark, muted teal or cyan. In OKLCH its lightness is 32%, its chroma 0.057 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.047 away. White text reads best on it, at 12.54:1.
| Hue family | Teals and cyans |
| Lightness | dark (32%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.67:1 |
| White text | 12.54:1 |
Values
| HEX | #003B33 |
| RGB | rgb(0, 59, 51) |
| HSL | hsl(172, 100%, 12%) |
| OKLCH | oklch(31.6% 0.057 180.4) |
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 #003B33 | 12.54:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #003B33 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #003B33 text on white | 12.54:1 | AAA | Lc 98.1 | Preferred for body text |
| #003B33 text on black | 1.67:1 | 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
#EFF8F6
oklch(97.2% 0.01 181.4)
-
Step 100
100
#DDEEEA
oklch(93.5% 0.019 180.3)
-
Step 200
200
#BFE2DA
oklch(88.5% 0.038 180)
-
Step 300
300
#90CFC2
oklch(80.8% 0.067 180.2)
-
Step 400
400
#40B6A4
oklch(70.6% 0.108 181)
-
Step 500
500
#009F8C
oklch(63% 0.114 180.3)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950 (this color)
#003B33
oklch(31.6% 0.057 180.4)
#003B33 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) | #383733 | 0.061 |
| Deuteranopia (no green cones) | #303134 | 0.058 |
| Tritanopia (no blue cones) | #003C39 | 0.010 |
| Achromatopsia (no color) | #333333 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #003B33
#003B33
oklch(31.6% 0.057 180.4)
- #492530
#492530
oklch(31.6% 0.056 1.2)
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 #003B33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.047
- Pakistan Green #283618 ΔE 0.048
- Evergreen #05472A ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.056
- Gunmetal #293241 ΔE 0.060
- Onyx #343A40 ΔE 0.061
- Pine Green #0A481E ΔE 0.065
- Hunter Green #0B4008 ΔE 0.066
Use #003B33 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.