#488CAC
Closest named color: Dusty Blue (#5A86AD). oklch(60.9% 0.084 230.7), rgb(72, 140, 172).
Aa
Black text reads best on this color (5.62:1).
About this color
#488CAC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.084 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.023 away. Black text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #488CAC |
| RGB | rgb(72, 140, 172) |
| HSL | hsl(199, 41%, 48%) |
| OKLCH | oklch(60.9% 0.084 230.7) |
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 #488CAC | 3.73:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #488CAC | 5.62:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #488CAC text on white | 3.73:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #488CAC text on black | 5.62:1 | AA | Lc -36.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2EBF0
oklch(93.5% 0.012 231.7)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A7C6D7
oklch(80.9% 0.041 231.9)
-
Step 400
400
#76A9C2
oklch(70.8% 0.065 230)
-
Step 500
500 (this color)
#488CAC
oklch(60.9% 0.084 230.7)
-
Step 600
600
#2F7D9F
oklch(55.7% 0.091 230.5)
-
Step 700
700
#206988
oklch(49.1% 0.085 230.7)
-
Step 800
800
#1D566E
oklch(42.7% 0.07 229.7)
-
Step 900
900
#1F4759
oklch(37.7% 0.054 229.9)
-
Step 950
950
#132A34
oklch(27.1% 0.034 228.3)
#488CAC 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) | #7C8AAE | 0.059 |
| Deuteranopia (no green cones) | #6E80AC | 0.050 |
| Tritanopia (no blue cones) | #009596 | 0.060 |
| Achromatopsia (no color) | #848484 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #488CAC
#488CAC
oklch(60.9% 0.084 230.7)
- #AC7453
#AC7453
oklch(60.9% 0.085 51.1)
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 #488CAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.023
- Off Blue #5684AE ΔE 0.026
- Blue NCS #118AB2 ΔE 0.033
- Cool Blue #4984B8 ΔE 0.034
- Steel Blue #4682B4 ΔE 0.035
- Faded Blue #658CBB ΔE 0.040
- Teal Blue #01889F ΔE 0.044
- Stormy Blue #507B9C ΔE 0.049
Use #488CAC 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.