#18767C
Closest named color: Deep Aqua (#08787F). oklch(51.8% 0.082 201.6), rgb(24, 118, 124).
Aa
White text reads best on this color (5.35:1).
About this color
#18767C is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.082 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.007 away. White text reads best on it, at 5.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.92:1 |
| White text | 5.35:1 |
Values
| HEX | #18767C |
| RGB | rgb(24, 118, 124) |
| HSL | hsl(184, 68%, 29%) |
| OKLCH | oklch(51.8% 0.082 201.6) |
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 #18767C | 5.35:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #18767C | 3.92:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #18767C text on white | 5.35:1 | AA | Lc 76.3 | Fine for body text |
| #18767C text on black | 3.92:1 | AA large text | Lc -25.5 | 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 700.
-
Step 50
50
#F2F7F7
oklch(97.2% 0.005 197.1)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#C9DEDF
oklch(88.5% 0.022 200.2)
-
Step 300
300
#A4C9CB
oklch(81% 0.039 200.5)
-
Step 400
400
#70ADB1
oklch(70.8% 0.063 201.1)
-
Step 500
500
#44989E
oklch(63.1% 0.081 201.7)
-
Step 600
600
#1B8289
oklch(55.5% 0.088 202)
-
Step 700
700 (this color)
#18767C
oklch(51.8% 0.082 201.6)
-
Step 800
800
#0F5A5F
oklch(42.8% 0.068 201.9)
-
Step 900
900
#184A4D
oklch(37.7% 0.053 200.8)
-
Step 950
950
#102B2D
oklch(26.9% 0.033 201.9)
#18767C 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) | #6C707C | 0.082 |
| Deuteranopia (no green cones) | #5F667C | 0.077 |
| Tritanopia (no blue cones) | #007B78 | 0.019 |
| Achromatopsia (no color) | #6B6B6B | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18767C
#18767C
oklch(51.8% 0.082 201.6)
- #925453
#925453
oklch(51.7% 0.083 21.3)
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 #18767C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.007
- Bluegreen #017A79 ΔE 0.015
- Deep Turquoise #017374 ΔE 0.017
- Dark Aquamarine #017371 ΔE 0.021
- Teal #008080 ΔE 0.030
- Ocean #017B92 ΔE 0.034
- Sea Blue #047495 ΔE 0.043
- Dark Aqua #05696B ΔE 0.045
Use #18767C 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.