#133B30
Closest named color: Pakistan Green (#283618). oklch(32% 0.049 172.1), rgb(19, 59, 48).
Aa
White text reads best on this color (12.38:1).
About this color
#133B30 is a dark, muted teal or cyan. In OKLCH its lightness is 32%, its chroma 0.049 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.038 away. White text reads best on it, at 12.38:1.
| Hue family | Teals and cyans |
| Lightness | dark (32%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.69:1 |
| White text | 12.38:1 |
Values
| HEX | #133B30 |
| RGB | rgb(19, 59, 48) |
| HSL | hsl(164, 51%, 15%) |
| OKLCH | oklch(32% 0.049 172.1) |
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 #133B30 | 12.38:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #133B30 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #133B30 text on white | 12.38:1 | AAA | Lc 98.0 | Preferred for body text |
| #133B30 text on black | 1.69:1 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#DFEEE8
oklch(93.6% 0.018 170.1)
-
Step 200
200
#C5E0D7
oklch(88.4% 0.031 173.5)
-
Step 300
300
#9BCDBC
oklch(80.8% 0.058 171.9)
-
Step 400
400
#5DB49A
oklch(70.8% 0.093 171.8)
-
Step 500
500
#12A081
oklch(63% 0.119 172.1)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950 (this color)
#133B30
oklch(32% 0.049 172.1)
#133B30 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) | #39372F | 0.050 |
| Deuteranopia (no green cones) | #333331 | 0.048 |
| Tritanopia (no blue cones) | #003C38 | 0.016 |
| Achromatopsia (no color) | #343434 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #133B30
#133B30
oklch(32% 0.049 172.1)
- #462835
#462835
oklch(32% 0.049 352.7)
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 #133B30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.038
- Evergreen #05472A ΔE 0.047
- Midnight Green #073B4C ΔE 0.050
- Onyx #343A40 ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.056
- Gunmetal #293241 ΔE 0.057
- Pine Green #0A481E ΔE 0.061
- Hunter Green #0B4008 ΔE 0.062
Use #133B30 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.