#001510
Closest named color: Rich Navy (#001219). oklch(17.5% 0.033 176.4), rgb(0, 21, 16).
Aa
White text reads best on this color (18.83:1).
About this color
#001510 is a very dark, muted teal or cyan. In OKLCH its lightness is 17%, its chroma 0.033 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.026 away. White text reads best on it, at 18.83:1.
| Hue family | Teals and cyans |
| Lightness | very dark (17%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.11:1 |
| White text | 18.83:1 |
Values
| HEX | #001510 |
| RGB | rgb(0, 21, 16) |
| HSL | hsl(166, 100%, 4%) |
| OKLCH | oklch(17.5% 0.033 176.4) |
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 #001510 | 18.83:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #001510 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #001510 text on white | 18.83:1 | AAA | Lc 105.2 | Preferred for body text |
| #001510 text on black | 1.11:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A7C9C0
oklch(80.8% 0.038 177.5)
-
Step 400
400
#76AE9F
oklch(70.8% 0.063 175.8)
-
Step 500
500
#509988
oklch(63.1% 0.078 176.6)
-
Step 600
600
#2F8472
oklch(55.7% 0.086 176.4)
-
Step 700
700
#206F5F
oklch(49% 0.08 176.4)
-
Step 800
800
#1D5B4E
oklch(42.8% 0.067 176.4)
-
Step 900
900
#1F4B41
oklch(37.8% 0.052 176.3)
-
Step 950
950 (this color)
#001510
oklch(17.5% 0.033 176.4)
#001510 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) | #141310 | 0.035 |
| Deuteranopia (no green cones) | #101010 | 0.033 |
| Tritanopia (no blue cones) | #001514 | 0.008 |
| Achromatopsia (no color) | #111111 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #001510
#001510
oklch(17.5% 0.033 176.4)
- #1C0A11
#1C0A11
oklch(17.6% 0.033 356.4)
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 #001510, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.026
- Almost Black #070D0D ΔE 0.033
- Rich Black #0D1B2A ΔE 0.060
- Very Dark Brown #1D0200 ΔE 0.085
- Dark #1B2431 ΔE 0.092
- Jet #212529 ΔE 0.093
- Dark Navy Blue #00022E ΔE 0.100
- Dark Navy #000435 ΔE 0.101
Use #001510 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.