#0F4539
Closest named color: Evergreen (#05472A). oklch(35.2% 0.059 174.5), rgb(15, 69, 57).
Aa
White text reads best on this color (10.87:1).
About this color
#0F4539 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.059 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.029 away. White text reads best on it, at 10.87:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.93:1 |
| White text | 10.87:1 |
Values
| HEX | #0F4539 |
| RGB | rgb(15, 69, 57) |
| HSL | hsl(167, 64%, 16%) |
| OKLCH | oklch(35.2% 0.059 174.5) |
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 #0F4539 | 10.87:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #0F4539 | 1.93:1 | Fails | Lc 9.0 | Not readable |
| #0F4539 text on white | 10.87:1 | AAA | Lc 94.9 | Preferred for body text |
| #0F4539 text on black | 1.93:1 | Fails | Lc -7.7 | 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 900.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#C9DFD8
oklch(88.5% 0.025 174.7)
-
Step 300
300
#A4CABF
oklch(80.8% 0.043 175.7)
-
Step 400
400
#70AF9E
oklch(70.6% 0.07 175.3)
-
Step 500
500
#449B86
oklch(63% 0.09 175)
-
Step 600
600
#1B866F
oklch(55.7% 0.099 174)
-
Step 700
700
#06715D
oklch(49% 0.091 174.5)
-
Step 800
800
#0F5C4C
oklch(42.6% 0.075 174.5)
-
Step 900
900 (this color)
#0F4539
oklch(35.2% 0.059 174.5)
-
Step 950
950
#102C25
oklch(26.9% 0.037 174.8)
#0F4539 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) | #424038 | 0.061 |
| Deuteranopia (no green cones) | #3B3B3A | 0.058 |
| Tritanopia (no blue cones) | #004641 | 0.013 |
| Achromatopsia (no color) | #3D3D3D | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F4539
#0F4539
oklch(35.2% 0.059 174.5)
- #532D3D
#532D3D
oklch(35.1% 0.06 353.9)
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 #0F4539, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.029
- Dark Teal #014D4E ΔE 0.037
- Dark Blue Green #005249 ΔE 0.044
- Pine Green #0A481E ΔE 0.047
- Charcoal #264653 ΔE 0.052
- Midnight Green #073B4C ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.057
- Onyx #343A40 ΔE 0.057
Use #0F4539 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.