#23897D
Closest named color: Dark Cyan (#008B8B). oklch(57.1% 0.092 183.4), rgb(35, 137, 125).
Aa
Black text reads best on this color (4.94:1).
About this color
#23897D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.092 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.021 away. Black text reads best on it, at 4.94:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.94:1 |
| White text | 4.24:1 |
Values
| HEX | #23897D |
| RGB | rgb(35, 137, 125) |
| HSL | hsl(173, 59%, 34%) |
| OKLCH | oklch(57.1% 0.092 183.4) |
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 #23897D | 4.24:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #23897D | 4.94:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #23897D text on white | 4.24:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #23897D text on black | 4.94:1 | AA | Lc -32.7 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#C9DEDA
oklch(88.4% 0.023 183.1)
-
Step 300
300
#A4CAC3
oklch(80.9% 0.042 182.8)
-
Step 400
400
#70AEA5
oklch(70.6% 0.066 184.3)
-
Step 500
500
#459A8F
oklch(63.1% 0.084 184)
-
Step 600
600 (this color)
#23897D
oklch(57.1% 0.092 183.4)
-
Step 700
700
#087066
oklch(49.1% 0.085 184)
-
Step 800
800
#105B53
oklch(42.6% 0.07 184)
-
Step 900
900
#184B44
oklch(37.7% 0.055 182.7)
-
Step 950
950
#102C28
oklch(27% 0.035 183.1)
#23897D 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) | #82817D | 0.097 |
| Deuteranopia (no green cones) | #74767E | 0.093 |
| Tritanopia (no blue cones) | #008C85 | 0.014 |
| Achromatopsia (no color) | #7B7B7B | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23897D
#23897D
oklch(57.1% 0.092 183.4)
- #A46072
#A46072
oklch(57.1% 0.091 3.3)
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 #23897D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.021
- Teal #008080 ΔE 0.033
- Dusty Teal #4C9085 ΔE 0.040
- Teal Green #0A9396 ΔE 0.040
- Viridian #1E9167 ΔE 0.048
- Bluegreen #017A79 ΔE 0.049
- Blue Green #0F9B8E ΔE 0.052
- Teal Blue #01889F ΔE 0.054
Use #23897D 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.