#135554
Closest named color: Deep Teal (#00555A). oklch(41% 0.063 193.5), rgb(19, 85, 84).
Aa
White text reads best on this color (8.55:1).
About this color
#135554 is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.063 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.012 away. White text reads best on it, at 8.55:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.45:1 |
| White text | 8.55:1 |
Values
| HEX | #135554 |
| RGB | rgb(19, 85, 84) |
| HSL | hsl(179, 63%, 20%) |
| OKLCH | oklch(41% 0.063 193.5) |
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 #135554 | 8.55:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #135554 | 2.45:1 | Fails | Lc 14.9 | Not readable |
| #135554 text on white | 8.55:1 | AAA | Lc 89.1 | Fine for body text |
| #135554 text on black | 2.45:1 | Fails | Lc -13.1 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CBDEDD
oklch(88.6% 0.02 193)
-
Step 300
300
#A6C9C7
oklch(81% 0.037 192.2)
-
Step 400
400
#74ADAB
oklch(70.8% 0.06 193.1)
-
Step 500
500
#4C9896
oklch(63.1% 0.075 193.1)
-
Step 600
600
#298281
oklch(55.5% 0.082 194)
-
Step 700
700
#1A6E6D
oklch(49.1% 0.076 193.8)
-
Step 800
800 (this color)
#135554
oklch(41% 0.063 193.5)
-
Step 900
900
#1D4A49
oklch(37.8% 0.049 193.3)
-
Step 950
950
#122B2B
oklch(26.9% 0.031 195.5)
#135554 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) | #4F5054 | 0.066 |
| Deuteranopia (no green cones) | #454954 | 0.062 |
| Tritanopia (no blue cones) | #005855 | 0.011 |
| Achromatopsia (no color) | #4C4C4C | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #135554
#135554
oklch(41% 0.063 193.5)
- #683C40
#683C40
oklch(41.1% 0.062 14.3)
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 #135554, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.012
- Dark Blue Green #005249 ΔE 0.022
- Dark Slate Gray #2F4F4F ΔE 0.026
- Dark Teal #014D4E ΔE 0.029
- Petrol #005F6A ΔE 0.041
- Dark Green Blue #1F6357 ΔE 0.047
- Charcoal #264653 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.056
Use #135554 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.