#055355
Closest named color: Deep Teal (#00555A). oklch(40.2% 0.067 197.7), rgb(5, 83, 85).
Aa
White text reads best on this color (8.84:1).
About this color
#055355 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.067 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.009 away. White text reads best on it, at 8.84:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.37:1 |
| White text | 8.84:1 |
Values
| HEX | #055355 |
| RGB | rgb(5, 83, 85) |
| HSL | hsl(182, 89%, 18%) |
| OKLCH | oklch(40.2% 0.067 197.7) |
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 #055355 | 8.84:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #055355 | 2.37:1 | Fails | Lc 14.2 | Not readable |
| #055355 text on white | 8.84:1 | AAA | Lc 89.8 | Fine for body text |
| #055355 text on black | 2.37:1 | Fails | Lc -12.5 | 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
#F2F7F7
oklch(97.2% 0.005 197.1)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A4C9C9
oklch(80.9% 0.039 196.4)
-
Step 400
400
#71ADAE
oklch(70.7% 0.062 197.2)
-
Step 500
500
#46989B
oklch(63% 0.08 198.6)
-
Step 600
600
#1F8385
oklch(55.7% 0.087 197)
-
Step 700
700
#0D6E71
oklch(49% 0.08 198.3)
-
Step 800
800 (this color)
#055355
oklch(40.2% 0.067 197.7)
-
Step 900
900
#194A4B
oklch(37.7% 0.052 197.1)
-
Step 950
950
#102B2C
oklch(26.9% 0.033 198.6)
#055355 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) | #4C4F55 | 0.068 |
| Deuteranopia (no green cones) | #424755 | 0.064 |
| Tritanopia (no blue cones) | #005653 | 0.012 |
| Achromatopsia (no color) | #4A4A4A | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #055355
#055355
oklch(40.2% 0.067 197.7)
- #68393B
#68393B
oklch(40.4% 0.067 17.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #055355, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.009
- Dark Blue Green #005249 ΔE 0.021
- Dark Teal #014D4E ΔE 0.021
- Dark Slate Gray #2F4F4F ΔE 0.029
- Charcoal #264653 ΔE 0.044
- Petrol #005F6A ΔE 0.045
- Dark Grey Blue #29465B ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.056
Use #055355 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.