#0B584A
Closest named color: Dark Blue Green (#005249). oklch(41.3% 0.073 176.4), rgb(11, 88, 74).
Aa
White text reads best on this color (8.36:1).
About this color
#0B584A is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 41%, its chroma 0.073 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.021 away. White text reads best on it, at 8.36:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.50:1 |
| White text | 8.36:1 |
Values
| HEX | #0B584A |
| RGB | rgb(11, 88, 74) |
| HSL | hsl(169, 78%, 19%) |
| OKLCH | oklch(41.3% 0.073 176.4) |
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 #0B584A | 8.36:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #0B584A | 2.50:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #0B584A text on white | 8.36:1 | AAA | Lc 88.5 | Fine for body text |
| #0B584A text on black | 2.50:1 | Fails | Lc -13.7 | 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 800.
-
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
#CADFD8
oklch(88.6% 0.024 173.8)
-
Step 300
300
#A4CAC0
oklch(80.9% 0.043 177.4)
-
Step 400
400
#71AF9F
oklch(70.7% 0.069 176.1)
-
Step 500
500
#469B88
oklch(63.1% 0.088 176.5)
-
Step 600
600
#1F8572
oklch(55.6% 0.094 176.9)
-
Step 700
700
#0C715F
oklch(49.2% 0.089 176.1)
-
Step 800
800 (this color)
#0B584A
oklch(41.3% 0.073 176.4)
-
Step 900
900
#194B41
oklch(37.6% 0.056 177.6)
-
Step 950
950
#102C26
oklch(26.9% 0.036 177.5)
#0B584A 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) | #545249 | 0.076 |
| Deuteranopia (no green cones) | #4B4B4B | 0.073 |
| Tritanopia (no blue cones) | #005954 | 0.016 |
| Achromatopsia (no color) | #4E4E4E | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B584A
#0B584A
oklch(41.3% 0.073 176.4)
- #6A394C
#6A394C
oklch(41.2% 0.073 356.1)
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 #0B584A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.021
- Deep Teal #00555A ΔE 0.032
- Dark Green Blue #1F6357 ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.041
- Dark Teal #014D4E ΔE 0.041
- Spruce #0A5F38 ΔE 0.042
- Pine #2B5D34 ΔE 0.045
- Petrol #005F6A ΔE 0.052
Use #0B584A 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.