#488F9B
Closest named color: Teal Green (#0A9396). oklch(60.9% 0.073 209.8), rgb(72, 143, 155).
Aa
Black text reads best on this color (5.67:1).
About this color
#488F9B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 61%, its chroma 0.073 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.034 away. Black text reads best on it, at 5.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.67:1 |
| White text | 3.69:1 |
Values
| HEX | #488F9B |
| RGB | rgb(72, 143, 155) |
| HSL | hsl(189, 37%, 45%) |
| OKLCH | oklch(60.9% 0.073 209.8) |
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 #488F9B | 3.69:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #488F9B | 5.67:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #488F9B text on white | 3.69:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #488F9B text on black | 5.67:1 | AA | Lc -37.3 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE0
oklch(88.5% 0.02 208.8)
-
Step 300
300
#A7C7CD
oklch(80.8% 0.035 210.2)
-
Step 400
400
#76ABB4
oklch(70.7% 0.057 209.2)
-
Step 500
500 (this color)
#488F9B
oklch(60.9% 0.073 209.8)
-
Step 600
600
#2E808D
oklch(55.6% 0.08 209.8)
-
Step 700
700
#1F6C78
oklch(49.1% 0.074 210)
-
Step 800
800
#1D5861
oklch(42.7% 0.061 209.3)
-
Step 900
900
#1F4950
oklch(37.9% 0.048 209.8)
-
Step 950
950
#132B2F
oklch(27.2% 0.031 209.5)
#488F9B 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) | #848A9C | 0.070 |
| Deuteranopia (no green cones) | #77819B | 0.063 |
| Tritanopia (no blue cones) | #069593 | 0.039 |
| Achromatopsia (no color) | #858585 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #488F9B
#488F9B
oklch(60.9% 0.073 209.8)
- #AA7269
#AA7269
oklch(60.8% 0.073 29.4)
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 #488F9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.034
- Dusty Teal #4C9085 ΔE 0.035
- Sea #3C9992 ΔE 0.037
- Teal Blue #01889F ΔE 0.044
- Dark Cyan #008B8B ΔE 0.047
- Dusty Blue #5A86AD ΔE 0.047
- Steel #738595 ΔE 0.051
- Blue NCS #118AB2 ΔE 0.051
Use #488F9B 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.