#00635C
Closest named color: Dark Green Blue (#1F6357). oklch(45% 0.079 186.4), rgb(0, 99, 92).
Aa
White text reads best on this color (7.14:1).
About this color
#00635C is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.079 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.014 away. White text reads best on it, at 7.14:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.93:1 |
| White text | 7.14:1 |
Values
| HEX | #00635C |
| RGB | rgb(0, 99, 92) |
| HSL | hsl(176, 100%, 19%) |
| OKLCH | oklch(45% 0.079 186.4) |
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 #00635C | 7.14:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #00635C | 2.93:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #00635C text on white | 7.14:1 | AAA | Lc 84.3 | Fine for body text |
| #00635C text on black | 2.93:1 | Fails | Lc -17.7 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C7DFDC
oklch(88.5% 0.026 187.6)
-
Step 300
300
#A0CBC5
oklch(81% 0.046 185.8)
-
Step 400
400
#68B0A8
oklch(70.8% 0.074 186.6)
-
Step 500
500
#359C92
oklch(63.2% 0.094 185.9)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800 (this color)
#00635C
oklch(45% 0.079 186.4)
-
Step 900
900
#0C4C47
oklch(37.7% 0.061 186.9)
-
Step 950
950
#0B2D29
oklch(27.1% 0.04 184.4)
#00635C 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) | #5D5D5C | 0.083 |
| Deuteranopia (no green cones) | #51545D | 0.079 |
| Tritanopia (no blue cones) | #006661 | 0.011 |
| Achromatopsia (no color) | #585858 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00635C
#00635C
oklch(45% 0.079 186.4)
- #7A424E
#7A424E
oklch(45.1% 0.078 7)
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 #00635C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.014
- Dark Aqua #05696B ΔE 0.027
- Petrol #005F6A ΔE 0.030
- Deep Teal #00555A ΔE 0.046
- Dark Aquamarine #017371 ΔE 0.054
- Spruce #0A5F38 ΔE 0.054
- Deep Turquoise #017374 ΔE 0.056
- Dark Blue Green #005249 ΔE 0.057
Use #00635C 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.