#00503F
Closest named color: Dark Blue Green (#005249). oklch(38.4% 0.074 172.2), rgb(0, 80, 63).
Aa
White text reads best on this color (9.46:1).
About this color
#00503F is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 38%, its chroma 0.074 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.016 away. White text reads best on it, at 9.46:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #00503F |
| RGB | rgb(0, 80, 63) |
| HSL | hsl(167, 100%, 16%) |
| OKLCH | oklch(38.4% 0.074 172.2) |
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 #00503F | 9.46:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #00503F | 2.21:1 | Fails | Lc 12.6 | Not readable |
| #00503F text on white | 9.46:1 | AAA | Lc 91.4 | Preferred for body text |
| #00503F text on black | 2.21:1 | Fails | Lc -11.0 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EEE9
oklch(93.7% 0.016 172.6)
-
Step 200
200
#C6E0D7
oklch(88.5% 0.03 172.8)
-
Step 300
300
#9CCDBD
oklch(80.9% 0.056 172.8)
-
Step 400
400
#61B39A
oklch(70.7% 0.089 171.7)
-
Step 500
500
#229F82
oklch(63% 0.113 172.6)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900 (this color)
#00503F
oklch(38.4% 0.074 172.2)
-
Step 950
950
#062E24
oklch(27.1% 0.047 172.2)
#00503F 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) | #4D4A3E | 0.076 |
| Deuteranopia (no green cones) | #444340 | 0.074 |
| Tritanopia (no blue cones) | #00514B | 0.020 |
| Achromatopsia (no color) | #464646 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00503F
#00503F
oklch(38.4% 0.074 172.2)
- #613247
#613247
oklch(38.5% 0.073 352.9)
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 #00503F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.016
- Dark Teal #014D4E ΔE 0.031
- Evergreen #05472A ΔE 0.038
- Deep Teal #00555A ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.046
- Pine Green #0A481E ΔE 0.049
- Spruce #0A5F38 ΔE 0.056
- Pine #2B5D34 ΔE 0.060
Use #00503F 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.