#21847D
Closest named color: Teal (#008080). oklch(55.7% 0.088 187.9), rgb(33, 132, 125).
Aa
Black text reads best on this color (4.66:1).
About this color
#21847D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.088 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.018 away. Black text reads best on it, at 4.66:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #21847D |
| RGB | rgb(33, 132, 125) |
| HSL | hsl(176, 60%, 32%) |
| OKLCH | oklch(55.7% 0.088 187.9) |
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 #21847D | 4.50:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #21847D | 4.66:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #21847D text on white | 4.50:1 | AA | Lc 70.9 | Content text, not long reading |
| #21847D text on black | 4.66:1 | AA | Lc -30.7 | 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
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300
#A5C9C5
oklch(80.9% 0.039 188.1)
-
Step 400
400
#71AEA8
oklch(70.8% 0.064 188)
-
Step 500
500
#479992
oklch(63% 0.081 187.9)
-
Step 600
600 (this color)
#21847D
oklch(55.7% 0.088 187.9)
-
Step 700
700
#0F6F69
oklch(49% 0.081 188.1)
-
Step 800
800
#135B56
oklch(42.8% 0.068 188)
-
Step 900
900
#194B47
oklch(37.8% 0.053 187.8)
-
Step 950
950
#112C29
oklch(27.1% 0.034 185.9)
#21847D 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) | #7C7D7D | 0.092 |
| Deuteranopia (no green cones) | #6E727E | 0.088 |
| Tritanopia (no blue cones) | #008782 | 0.011 |
| Achromatopsia (no color) | #777777 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21847D
#21847D
oklch(55.7% 0.088 187.9)
- #9F5D6A
#9F5D6A
oklch(55.7% 0.087 7.6)
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 #21847D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.018
- Dark Cyan #008B8B ΔE 0.025
- Bluegreen #017A79 ΔE 0.034
- Deep Aqua #08787F ΔE 0.041
- Teal Green #0A9396 ΔE 0.050
- Ocean #017B92 ΔE 0.051
- Teal Blue #01889F ΔE 0.051
- Dusty Teal #4C9085 ΔE 0.052
Use #21847D 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.