#00584D
Closest named color: Dark Blue Green (#005249). oklch(41.3% 0.075 180.6), rgb(0, 88, 77).
Aa
White text reads best on this color (8.38:1).
About this color
#00584D is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 41%, its chroma 0.075 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.020 away. White text reads best on it, at 8.38:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.50:1 |
| White text | 8.38:1 |
Values
| HEX | #00584D |
| RGB | rgb(0, 88, 77) |
| HSL | hsl(173, 100%, 17%) |
| OKLCH | oklch(41.3% 0.075 180.6) |
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 #00584D | 8.38:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #00584D | 2.50:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #00584D text on white | 8.38:1 | AAA | Lc 88.4 | Fine for body text |
| #00584D text on black | 2.50:1 | Fails | Lc -13.8 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C9DFDA
oklch(88.6% 0.024 180.6)
-
Step 300
300
#A3CAC2
oklch(80.9% 0.043 181.3)
-
Step 400
400
#6EAFA3
oklch(70.7% 0.069 181.2)
-
Step 500
500
#419B8C
oklch(63.1% 0.089 180.6)
-
Step 600
600
#128576
oklch(55.5% 0.096 180.9)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800 (this color)
#00584D
oklch(41.3% 0.075 180.6)
-
Step 900
900
#154C43
oklch(37.8% 0.059 180)
-
Step 950
950
#0F2C27
oklch(26.9% 0.036 180.5)
#00584D 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) | #53524D | 0.078 |
| Deuteranopia (no green cones) | #494A4E | 0.075 |
| Tritanopia (no blue cones) | #005A55 | 0.013 |
| Achromatopsia (no color) | #4D4D4D | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00584D
#00584D
oklch(41.3% 0.075 180.6)
- #6C3949
#6C3949
oklch(41.4% 0.075 0.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #00584D
These curated palettes and gradients contain exactly #00584D. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.020
- Deep Teal #00555A ΔE 0.027
- Dark Teal #014D4E ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.041
- Dark Green Blue #1F6357 ΔE 0.041
- Spruce #0A5F38 ΔE 0.046
- Petrol #005F6A ΔE 0.048
- Pine #2B5D34 ΔE 0.050
Use #00584D 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.