#0B453B
Closest named color: Evergreen (#05472A). oklch(35.2% 0.059 178.1), rgb(11, 69, 59).
Aa
White text reads best on this color (10.88:1).
About this color
#0B453B is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.059 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.032 away. White text reads best on it, at 10.88:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.92:1 |
| White text | 10.88:1 |
Values
| HEX | #0B453B |
| RGB | rgb(11, 69, 59) |
| HSL | hsl(170, 72%, 16%) |
| OKLCH | oklch(35.2% 0.059 178.1) |
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 #0B453B | 10.88:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #0B453B | 1.92:1 | Fails | Lc 9.0 | Not readable |
| #0B453B text on white | 10.88:1 | AAA | Lc 94.9 | Preferred for body text |
| #0B453B text on black | 1.92:1 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C9DFD9
oklch(88.6% 0.025 177.6)
-
Step 300
300
#A3CBC0
oklch(81% 0.045 176.5)
-
Step 400
400
#6EB0A1
oklch(70.8% 0.071 178.1)
-
Step 500
500
#409C89
oklch(63.2% 0.092 177.3)
-
Step 600
600
#0F8673
oklch(55.6% 0.1 177.7)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#075C4F
oklch(42.6% 0.076 178.4)
-
Step 900
900 (this color)
#0B453B
oklch(35.2% 0.059 178.1)
-
Step 950
950
#0E2C26
oklch(26.8% 0.038 178.1)
#0B453B 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) | #42403B | 0.063 |
| Deuteranopia (no green cones) | #3A3B3C | 0.059 |
| Tritanopia (no blue cones) | #004642 | 0.012 |
| Achromatopsia (no color) | #3D3D3D | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B453B
#0B453B
oklch(35.2% 0.059 178.1)
- #542D3B
#542D3B
oklch(35.2% 0.06 357.7)
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 #0B453B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.032
- Dark Teal #014D4E ΔE 0.036
- Dark Blue Green #005249 ΔE 0.043
- Pine Green #0A481E ΔE 0.050
- Charcoal #264653 ΔE 0.050
- Midnight Green #073B4C ΔE 0.053
- Dark Blue Grey #1F3B4D ΔE 0.056
- Onyx #343A40 ΔE 0.057
Use #0B453B 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.