#00545B
Closest named color: Deep Teal (#00555A). oklch(40.7% 0.069 204.6), rgb(0, 84, 91).
Aa
White text reads best on this color (8.68:1).
About this color
#00545B is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.069 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.004 away. White text reads best on it, at 8.68:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.41:1 |
| White text | 8.68:1 |
Values
| HEX | #00545B |
| RGB | rgb(0, 84, 91) |
| HSL | hsl(185, 100%, 18%) |
| OKLCH | oklch(40.7% 0.069 204.6) |
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 #00545B | 8.68:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #00545B | 2.41:1 | Fails | Lc 14.7 | Not readable |
| #00545B text on white | 8.68:1 | AAA | Lc 89.3 | Fine for body text |
| #00545B text on black | 2.41:1 | Fails | Lc -12.9 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C9DEE0
oklch(88.6% 0.023 203.7)
-
Step 300
300
#A3C9CD
oklch(81% 0.041 204.3)
-
Step 400
400
#6EADB4
oklch(70.8% 0.065 204.7)
-
Step 500
500
#4298A1
oklch(63.1% 0.083 204.7)
-
Step 600
600
#16828C
oklch(55.5% 0.09 204.8)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800 (this color)
#00545B
oklch(40.7% 0.069 204.6)
-
Step 900
900
#164A4F
oklch(37.8% 0.054 204.2)
-
Step 950
950
#0F2B2E
oklch(26.9% 0.034 204.8)
#00545B 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) | #4C505B | 0.069 |
| Deuteranopia (no green cones) | #41485B | 0.063 |
| Tritanopia (no blue cones) | #005856 | 0.018 |
| Achromatopsia (no color) | #4B4B4B | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00545B
#00545B
oklch(40.7% 0.069 204.6)
- #6A3A36
#6A3A36
oklch(40.7% 0.069 25.6)
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 #00545B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.004
- Dark Teal #014D4E ΔE 0.028
- Dark Blue Green #005249 ΔE 0.030
- Dark Slate Gray #2F4F4F ΔE 0.033
- Petrol #005F6A ΔE 0.039
- Charcoal #264653 ΔE 0.046
- Dark Grey Blue #29465B ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.056
Use #00545B 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.