#489D91
Closest named color: Sea (#3C9992). oklch(64% 0.084 183.1), rgb(72, 157, 145).
Aa
Black text reads best on this color (6.50:1).
About this color
#489D91 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.084 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.016 away. Black text reads best on it, at 6.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.50:1 |
| White text | 3.22:1 |
Values
| HEX | #489D91 |
| RGB | rgb(72, 157, 145) |
| HSL | hsl(172, 37%, 45%) |
| OKLCH | oklch(64% 0.084 183.1) |
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 #489D91 | 3.22:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #489D91 | 6.50:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #489D91 text on white | 3.22:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #489D91 text on black | 6.50:1 | AA | Lc -42.4 | 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 500.
-
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
#70AEA4
oklch(70.6% 0.066 183.1)
-
Step 500
500 (this color)
#489D91
oklch(64% 0.084 183.1)
-
Step 600
600
#1C8578
oklch(55.7% 0.092 182.4)
-
Step 700
700
#087065
oklch(49% 0.085 183)
-
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)
#489D91 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) | #969591 | 0.089 |
| Deuteranopia (no green cones) | #898B92 | 0.085 |
| Tritanopia (no blue cones) | #0FA099 | 0.026 |
| Achromatopsia (no color) | #8F8F8F | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #489D91
#489D91
oklch(64% 0.084 183.1)
- #B87687
#B87687
oklch(64% 0.085 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 #489D91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.016
- Persian Green #2A9D8F ΔE 0.019
- Grey Teal #5E9B8A ΔE 0.020
- Dull Teal #5F9E8F ΔE 0.021
- Blue Green #0F9B8E ΔE 0.030
- Cadet Blue #5F9EA0 ΔE 0.033
- Dusty Teal #4C9085 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.045
Use #489D91 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.