#0B3530
Closest named color: Pakistan Green (#283618). oklch(29.9% 0.046 183.7), rgb(11, 53, 48).
Aa
White text reads best on this color (13.40:1).
About this color
#0B3530 is a dark, muted teal or cyan. In OKLCH its lightness is 30%, its chroma 0.046 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.047 away. White text reads best on it, at 13.40:1.
| Hue family | Teals and cyans |
| Lightness | dark (30%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.56:1 |
| White text | 13.40:1 |
Values
| HEX | #0B3530 |
| RGB | rgb(11, 53, 48) |
| HSL | hsl(173, 66%, 13%) |
| OKLCH | oklch(29.9% 0.046 183.7) |
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 #0B3530 | 13.40:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #0B3530 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #0B3530 text on white | 13.40:1 | AAA | Lc 99.6 | Preferred for body text |
| #0B3530 text on black | 1.56:1 | 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
#DFEDEB
oklch(93.5% 0.015 186.7)
-
Step 200
200
#C4E0DB
oklch(88.5% 0.03 183.7)
-
Step 300
300
#9ACDC4
oklch(81% 0.055 182.9)
-
Step 400
400
#5AB2A6
oklch(70.6% 0.087 183.9)
-
Step 500
500
#039F91
oklch(63.1% 0.111 183.9)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950 (this color)
#0B3530
oklch(29.9% 0.046 183.7)
#0B3530 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) | #323230 | 0.049 |
| Deuteranopia (no green cones) | #2C2D30 | 0.046 |
| Tritanopia (no blue cones) | #003633 | 0.007 |
| Achromatopsia (no color) | #2F2F2F | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B3530
#0B3530
oklch(29.9% 0.046 183.7)
- #41232B
#41232B
oklch(29.8% 0.047 3.1)
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 #0B3530, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.047
- Midnight Green #073B4C ΔE 0.050
- Gunmetal #293241 ΔE 0.051
- Jet #212529 ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.058
- Dark #1B2431 ΔE 0.062
- Onyx #343A40 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.063
Use #0B3530 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.