#063A33
Closest named color: Midnight Green (#073B4C). oklch(31.4% 0.053 181.3), rgb(6, 58, 51).
Aa
White text reads best on this color (12.64:1).
About this color
#063A33 is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.053 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.045 away. White text reads best on it, at 12.64:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.66:1 |
| White text | 12.64:1 |
Values
| HEX | #063A33 |
| RGB | rgb(6, 58, 51) |
| HSL | hsl(172, 81%, 13%) |
| OKLCH | oklch(31.4% 0.053 181.3) |
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 #063A33 | 12.64:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #063A33 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #063A33 text on white | 12.64:1 | AAA | Lc 98.4 | Preferred for body text |
| #063A33 text on black | 1.66:1 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DEEEEA
oklch(93.6% 0.018 179.3)
-
Step 200
200
#C1E1DA
oklch(88.5% 0.035 180.8)
-
Step 300
300
#93CEC3
oklch(80.8% 0.063 181.8)
-
Step 400
400
#4BB5A4
oklch(70.7% 0.101 181)
-
Step 500
500
#009F8E
oklch(63% 0.113 181.8)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
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)
#063A33
oklch(31.4% 0.053 181.3)
#063A33 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 | 0.056 |
| Deuteranopia (no green cones) | #303134 | 0.053 |
| Tritanopia (no blue cones) | #003B38 | 0.008 |
| Achromatopsia (no color) | #333333 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #063A33
#063A33
oklch(31.4% 0.053 181.3)
- #472530
#472530
oklch(31.3% 0.053 359.9)
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 #063A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.045
- Pakistan Green #283618 ΔE 0.046
- Evergreen #05472A ΔE 0.053
- Dark Blue Grey #1F3B4D ΔE 0.054
- Gunmetal #293241 ΔE 0.056
- Onyx #343A40 ΔE 0.058
- Pine Green #0A481E ΔE 0.068
- Hunter Green #0B4008 ΔE 0.069
Use #063A33 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.