#187477
Closest named color: Deep Turquoise (#017374). oklch(51% 0.08 198.3), rgb(24, 116, 119).
Aa
White text reads best on this color (5.52:1).
About this color
#187477 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.080 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Turquoise (#017374), ΔE 0.009 away. White text reads best on it, at 5.52:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Deep Turquoise (#017374) |
| Black text | 3.80:1 |
| White text | 5.52:1 |
Values
| HEX | #187477 |
| RGB | rgb(24, 116, 119) |
| HSL | hsl(182, 66%, 28%) |
| OKLCH | oklch(51% 0.08 198.3) |
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 #187477 | 5.52:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #187477 | 3.80:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #187477 text on white | 5.52:1 | AA | Lc 77.2 | Fine for body text |
| #187477 text on black | 3.80:1 | AA large text | Lc -24.6 | 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
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A4C9CA
oklch(80.9% 0.039 198.4)
-
Step 400
400
#71ADAF
oklch(70.7% 0.062 198.5)
-
Step 500
500
#46989B
oklch(63% 0.08 198.6)
-
Step 600
600
#1F8386
oklch(55.7% 0.087 198)
-
Step 700
700 (this color)
#187477
oklch(51% 0.08 198.3)
-
Step 800
800
#125A5C
oklch(42.7% 0.067 197.8)
-
Step 900
900
#194A4C
oklch(37.7% 0.052 199)
-
Step 950
950
#102B2C
oklch(26.9% 0.033 198.6)
#187477 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) | #6B6E77 | 0.082 |
| Deuteranopia (no green cones) | #5E6477 | 0.078 |
| Tritanopia (no blue cones) | #007875 | 0.015 |
| Achromatopsia (no color) | #696969 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #187477
#187477
oklch(51% 0.08 198.3)
- #8F5254
#8F5254
oklch(51% 0.082 18.2)
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 #187477, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Turquoise #017374 ΔE 0.009
- Dark Aquamarine #017371 ΔE 0.013
- Deep Aqua #08787F ΔE 0.015
- Bluegreen #017A79 ΔE 0.018
- Teal #008080 ΔE 0.035
- Dark Aqua #05696B ΔE 0.037
- Ocean #017B92 ΔE 0.042
- Sea Blue #047495 ΔE 0.049
Use #187477 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.