#224547
Closest named color: Charcoal (#264653). oklch(36.5% 0.041 200.4), rgb(34, 69, 71).
Aa
White text reads best on this color (10.44:1).
About this color
#224547 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.041 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.022 away. White text reads best on it, at 10.44:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.01:1 |
| White text | 10.44:1 |
Values
| HEX | #224547 |
| RGB | rgb(34, 69, 71) |
| HSL | hsl(183, 35%, 21%) |
| OKLCH | oklch(36.5% 0.041 200.4) |
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 #224547 | 10.44:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #224547 | 2.01:1 | Fails | Lc 9.8 | Not readable |
| #224547 text on white | 10.44:1 | AAA | Lc 94.1 | Preferred for body text |
| #224547 text on black | 2.01:1 | Fails | Lc -8.4 | 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
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CDDDDD
oklch(88.6% 0.017 196.8)
-
Step 300
300
#ABC7C8
oklch(80.9% 0.03 199.2)
-
Step 400
400
#7DAAAD
oklch(70.7% 0.048 201.3)
-
Step 500
500
#599599
oklch(63.1% 0.063 201.2)
-
Step 600
600
#3D7F83
oklch(55.5% 0.067 200.7)
-
Step 700
700
#2E6C6F
oklch(49.2% 0.063 199.6)
-
Step 800
800
#28585A
oklch(42.8% 0.052 199)
-
Step 900
900 (this color)
#224547
oklch(36.5% 0.041 200.4)
-
Step 950
950
#172A2B
oklch(26.9% 0.025 200)
#224547 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) | #414247 | 0.042 |
| Deuteranopia (no green cones) | #3A3E47 | 0.037 |
| Tritanopia (no blue cones) | #0E4745 | 0.017 |
| Achromatopsia (no color) | #404040 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224547
#224547
oklch(36.5% 0.041 200.4)
- #523635
#523635
oklch(36.5% 0.041 21.5)
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 #224547, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.022
- Dark Teal #014D4E ΔE 0.029
- Charcoal Grey #3C4142 ΔE 0.034
- Dark Grey Blue #29465B ΔE 0.037
- Dark Slate Gray #2F4F4F ΔE 0.038
- Onyx #343A40 ΔE 0.039
- Dark Blue Grey #1F3B4D ΔE 0.039
- Dark Blue Green #005249 ΔE 0.044
Use #224547 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.