#22584F
Closest named color: Deep Teal (#00555A). oklch(42.1% 0.059 180.7), rgb(34, 88, 79).
Aa
White text reads best on this color (8.14:1).
About this color
#22584F is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.059 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.028 away. White text reads best on it, at 8.14:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #22584F |
| RGB | rgb(34, 88, 79) |
| HSL | hsl(170, 44%, 24%) |
| OKLCH | oklch(42.1% 0.059 180.7) |
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 #22584F | 8.14:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #22584F | 2.57:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #22584F text on white | 8.14:1 | AAA | Lc 88.0 | Fine for body text |
| #22584F text on black | 2.57:1 | Fails | Lc -14.2 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CCDDDA
oklch(88.4% 0.019 184.2)
-
Step 300
300
#A9C8C2
oklch(80.8% 0.034 182.4)
-
Step 400
400
#7AACA2
oklch(70.6% 0.055 180.8)
-
Step 500
500
#56988C
oklch(63.2% 0.07 180.9)
-
Step 600
600
#378275
oklch(55.6% 0.077 180.2)
-
Step 700
700
#296E63
oklch(49.1% 0.071 181)
-
Step 800
800 (this color)
#22584F
oklch(42.1% 0.059 180.7)
-
Step 900
900
#234A43
oklch(37.8% 0.046 180.6)
-
Step 950
950
#152B27
oklch(26.9% 0.029 181)
#22584F 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) | #54534F | 0.062 |
| Deuteranopia (no green cones) | #4C4D50 | 0.059 |
| Tritanopia (no blue cones) | #005A55 | 0.017 |
| Achromatopsia (no color) | #4F4F4F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #22584F
#22584F
oklch(42.1% 0.059 180.7)
- #68404C
#68404C
oklch(42.2% 0.058 0.4)
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 #22584F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.028
- Dark Blue Green #005249 ΔE 0.030
- Dark Slate Gray #2F4F4F ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.034
- Petrol #005F6A ΔE 0.043
- Dark Teal #014D4E ΔE 0.044
- Pine #2B5D34 ΔE 0.050
- Spruce #0A5F38 ΔE 0.052
Use #22584F 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.