#489AB9
Closest named color: Cadet Blue (#5F9EA0). oklch(64.8% 0.092 225.7), rgb(72, 154, 185).
Aa
Black text reads best on this color (6.59:1).
About this color
#489AB9 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.092 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.046 away. Black text reads best on it, at 6.59:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.59:1 |
| White text | 3.18:1 |
Values
| HEX | #489AB9 |
| RGB | rgb(72, 154, 185) |
| HSL | hsl(196, 45%, 50%) |
| OKLCH | oklch(64.8% 0.092 225.7) |
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 #489AB9 | 3.18:1 | AA large text | Lc -64.2 | Content text, not long reading |
| Black text on #489AB9 | 6.59:1 | AA | Lc 45.3 | Large or bold text, headings |
| #489AB9 text on white | 3.18:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #489AB9 text on black | 6.59:1 | AA | Lc -43.0 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300
#A3C7D7
oklch(80.9% 0.045 226.7)
-
Step 400
400
#6EAAC3
oklch(70.6% 0.072 226.3)
-
Step 500
500 (this color)
#489AB9
oklch(64.8% 0.092 225.7)
-
Step 600
600
#187FA0
oklch(55.7% 0.1 225.8)
-
Step 700
700
#046B88
oklch(49.1% 0.092 225.1)
-
Step 800
800
#0D576F
oklch(42.7% 0.077 226.1)
-
Step 900
900
#16485A
oklch(37.7% 0.06 225.9)
-
Step 950
950
#0F2A35
oklch(27% 0.038 227.5)
#489AB9 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) | #8997BB | 0.070 |
| Deuteranopia (no green cones) | #798BB9 | 0.062 |
| Tritanopia (no blue cones) | #00A3A4 | 0.056 |
| Achromatopsia (no color) | #909090 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #489AB9
#489AB9
oklch(64.8% 0.092 225.7)
- #BD7C5E
#BD7C5E
oklch(64.7% 0.092 45.4)
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 #489AB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.046
- Faded Blue #658CBB ΔE 0.046
- Greyblue #77A1B5 ΔE 0.053
- Dusty Blue #5A86AD ΔE 0.055
- Silver Lake Blue #778DA9 ΔE 0.055
- Blue Grey #758DA3 ΔE 0.056
- Blue NCS #118AB2 ΔE 0.059
- Off Blue #5684AE ΔE 0.060
Use #489AB9 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.