#23484D
Closest named color: Charcoal (#264653). oklch(37.6% 0.043 206.9), rgb(35, 72, 77).
Aa
White text reads best on this color (9.97:1).
About this color
#23484D is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.043 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.015 away. White text reads best on it, at 9.97:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #23484D |
| RGB | rgb(35, 72, 77) |
| HSL | hsl(187, 37%, 22%) |
| OKLCH | oklch(37.6% 0.043 206.9) |
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 #23484D | 9.97:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #23484D | 2.10:1 | Fails | Lc 10.9 | Not readable |
| #23484D text on white | 9.97:1 | AAA | Lc 93.0 | Preferred for body text |
| #23484D text on black | 2.10:1 | Fails | Lc -9.4 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDDF
oklch(88.5% 0.018 205.3)
-
Step 300
300
#A9C7CB
oklch(80.9% 0.033 206.4)
-
Step 400
400
#7AAAB1
oklch(70.6% 0.052 207.3)
-
Step 500
500
#56959E
oklch(63.1% 0.066 207.4)
-
Step 600
600
#387F89
oklch(55.5% 0.072 207.7)
-
Step 700
700
#2A6B74
oklch(49% 0.067 207.7)
-
Step 800
800
#24585E
oklch(42.8% 0.056 205.6)
-
Step 900
900 (this color)
#23484D
oklch(37.6% 0.043 206.9)
-
Step 950
950
#152A2D
oklch(26.9% 0.027 207.4)
#23484D 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) | #43454D | 0.043 |
| Deuteranopia (no green cones) | #3C404D | 0.039 |
| Tritanopia (no blue cones) | #094B49 | 0.022 |
| Achromatopsia (no color) | #424242 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23484D
#23484D
oklch(37.6% 0.043 206.9)
- #563935
#563935
oklch(37.7% 0.042 27.9)
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 #23484D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.015
- Dark Teal #014D4E ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.028
- Dark Grey Blue #29465B ΔE 0.029
- Charcoal Grey #3C4142 ΔE 0.037
- Dark Blue Green #005249 ΔE 0.040
- Deep Teal #00555A ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.045
Use #23484D 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.