#134B53
Closest named color: Dark Teal (#014D4E). oklch(38.1% 0.057 208.8), rgb(19, 75, 83).
Aa
White text reads best on this color (9.72:1).
About this color
#134B53 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.057 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.015 away. White text reads best on it, at 9.72:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.15:1 |
| White text | 9.72:1 |
Values
| HEX | #134B53 |
| RGB | rgb(19, 75, 83) |
| HSL | hsl(188, 63%, 20%) |
| OKLCH | oklch(38.1% 0.057 208.8) |
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 #134B53 | 9.72:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #134B53 | 2.15:1 | Fails | Lc 11.7 | Not readable |
| #134B53 text on white | 9.72:1 | AAA | Lc 92.3 | Preferred for body text |
| #134B53 text on black | 2.15:1 | Fails | Lc -10.1 | 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 900.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C8DEE2
oklch(88.5% 0.024 209.8)
-
Step 300
300
#A1C9CF
oklch(80.9% 0.043 207.6)
-
Step 400
400
#6BADB8
oklch(70.8% 0.069 209.2)
-
Step 500
500
#3C98A6
oklch(63.1% 0.088 209.1)
-
Step 600
600
#018291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900 (this color)
#134B53
oklch(38.1% 0.057 208.8)
-
Step 950
950
#0D2B30
oklch(26.9% 0.036 210.1)
#134B53 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) | #444854 | 0.055 |
| Deuteranopia (no green cones) | #3B4153 | 0.051 |
| Tritanopia (no blue cones) | #004F4D | 0.021 |
| Achromatopsia (no color) | #444444 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #134B53
#134B53
oklch(38.1% 0.057 208.8)
- #5E3731
#5E3731
oklch(38.3% 0.057 29.4)
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 #134B53, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.015
- Charcoal #264653 ΔE 0.021
- Dark Grey Blue #29465B ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.031
- Deep Teal #00555A ΔE 0.031
- Dark Blue Green #005249 ΔE 0.034
- Dark Blue Grey #1F3B4D ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.052
Use #134B53 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.