#224D48
Closest named color: Dark Slate Gray (#2F4F4F). oklch(38.8% 0.049 185.4), rgb(34, 77, 72).
Aa
White text reads best on this color (9.44:1).
About this color
#224D48 is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.049 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.020 away. White text reads best on it, at 9.44:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.22:1 |
| White text | 9.44:1 |
Values
| HEX | #224D48 |
| RGB | rgb(34, 77, 72) |
| HSL | hsl(173, 39%, 22%) |
| OKLCH | oklch(38.8% 0.049 185.4) |
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 #224D48 | 9.44:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #224D48 | 2.22:1 | Fails | Lc 12.3 | Not readable |
| #224D48 text on white | 9.44:1 | AAA | Lc 91.7 | Preferred for body text |
| #224D48 text on black | 2.22:1 | Fails | Lc -10.7 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CBDEDB
oklch(88.6% 0.021 185.4)
-
Step 300
300
#A7C9C4
oklch(81% 0.037 185.6)
-
Step 400
400
#76ADA5
oklch(70.7% 0.059 184.6)
-
Step 500
500
#4F9890
oklch(63% 0.074 186.2)
-
Step 600
600
#2E837A
oklch(55.7% 0.082 185.3)
-
Step 700
700
#206E67
oklch(49% 0.075 186.4)
-
Step 800
800
#1D5A54
oklch(42.7% 0.062 186)
-
Step 900
900 (this color)
#224D48
oklch(38.8% 0.049 185.4)
-
Step 950
950
#132B28
oklch(26.8% 0.031 185.1)
#224D48 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) | #494948 | 0.051 |
| Deuteranopia (no green cones) | #424449 | 0.048 |
| Tritanopia (no blue cones) | #094F4B | 0.015 |
| Achromatopsia (no color) | #464646 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224D48
#224D48
oklch(38.8% 0.049 185.4)
- #5B3941
#5B3941
oklch(38.7% 0.05 4.3)
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 #224D48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.020
- Dark Teal #014D4E ΔE 0.020
- Dark Blue Green #005249 ΔE 0.023
- Deep Teal #00555A ΔE 0.034
- Charcoal #264653 ΔE 0.035
- Charcoal Grey #3C4142 ΔE 0.046
- Dark Grey Blue #29465B ΔE 0.047
- Evergreen #05472A ΔE 0.056
Use #224D48 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.