#224855
Closest named color: Charcoal (#264653). oklch(38% 0.048 222.7), rgb(34, 72, 85).
Aa
White text reads best on this color (9.87:1).
About this color
#224855 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.048 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.007 away. White text reads best on it, at 9.87:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.12:1 |
| White text | 9.87:1 |
Values
| HEX | #224855 |
| RGB | rgb(34, 72, 85) |
| HSL | hsl(195, 43%, 23%) |
| OKLCH | oklch(38% 0.048 222.7) |
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 #224855 | 9.87:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #224855 | 2.12:1 | Fails | Lc 11.2 | Not readable |
| #224855 text on white | 9.87:1 | AAA | Lc 92.8 | Preferred for body text |
| #224855 text on black | 2.12:1 | Fails | Lc -9.7 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CCDCE3
oklch(88.5% 0.02 225.7)
-
Step 300
300
#A8C6D2
oklch(80.8% 0.036 224)
-
Step 400
400
#78A9BB
oklch(70.6% 0.058 222.8)
-
Step 500
500
#5394AA
oklch(63.2% 0.074 222.1)
-
Step 600
600
#347E96
oklch(55.7% 0.081 222.6)
-
Step 700
700
#266A80
oklch(49.1% 0.075 223.1)
-
Step 800
800
#215668
oklch(42.6% 0.063 223.7)
-
Step 900
900 (this color)
#224855
oklch(38% 0.048 222.7)
-
Step 950
950
#142A31
oklch(27% 0.031 220.6)
#224855 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) | #404656 | 0.039 |
| Deuteranopia (no green cones) | #394155 | 0.034 |
| Tritanopia (no blue cones) | #004C4C | 0.031 |
| Achromatopsia (no color) | #434343 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224855
#224855
oklch(38% 0.048 222.7)
- #583A2D
#583A2D
oklch(38% 0.048 44.3)
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 #224855, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.007
- Dark Grey Blue #29465B ΔE 0.016
- Dark Teal #014D4E ΔE 0.030
- Dark Slate Gray #2F4F4F ΔE 0.033
- Deep Teal #00555A ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.043
- Dark Blue Green #005249 ΔE 0.048
Use #224855 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.