#006351
Closest named color: Dark Green Blue (#1F6357). oklch(44.6% 0.084 174.5), rgb(0, 99, 81).
Aa
White text reads best on this color (7.23:1).
About this color
#006351 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.084 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.017 away. White text reads best on it, at 7.23:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.90:1 |
| White text | 7.23:1 |
Values
| HEX | #006351 |
| RGB | rgb(0, 99, 81) |
| HSL | hsl(169, 100%, 19%) |
| OKLCH | oklch(44.6% 0.084 174.5) |
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 #006351 | 7.23:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #006351 | 2.90:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #006351 text on white | 7.23:1 | AAA | Lc 84.6 | Fine for body text |
| #006351 text on black | 2.90:1 | Fails | Lc -17.4 | Dividers and decoration only |
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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C8DFD8
oklch(88.5% 0.026 175.5)
-
Step 300
300
#A0CCBE
oklch(81% 0.05 173.6)
-
Step 400
400
#69B19D
oklch(70.7% 0.079 174.2)
-
Step 500
500
#369D85
oklch(63% 0.101 174.4)
-
Step 600
600
#00876F
oklch(55.6% 0.106 174.3)
-
Step 700
700
#00715D
oklch(49% 0.093 174.7)
-
Step 800
800 (this color)
#006351
oklch(44.6% 0.084 174.5)
-
Step 900
900
#0D4D3F
oklch(37.8% 0.066 174)
-
Step 950
950
#0B2D25
oklch(27% 0.042 174.6)
#006351 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) | #5F5C50 | 0.088 |
| Deuteranopia (no green cones) | #545452 | 0.083 |
| Tritanopia (no blue cones) | #00645E | 0.021 |
| Achromatopsia (no color) | #575757 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006351
#006351
oklch(44.6% 0.084 174.5)
- #783F57
#783F57
oklch(44.6% 0.085 354.4)
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 #006351, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.017
- Spruce #0A5F38 ΔE 0.037
- Pine #2B5D34 ΔE 0.042
- Dark Aqua #05696B ΔE 0.042
- Petrol #005F6A ΔE 0.048
- Deep Teal #00555A ΔE 0.054
- Dark Blue Green #005249 ΔE 0.055
- Dark Aquamarine #017371 ΔE 0.062
Use #006351 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.