#73ABDB
Closest named color: Greyblue (#77A1B5). oklch(72.1% 0.092 245.4), rgb(115, 171, 219).
Aa
Black text reads best on this color (8.57:1).
About this color
#73ABDB is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.092 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.055 away. Black text reads best on it, at 8.57:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.57:1 |
| White text | 2.44:1 |
Values
| HEX | #73ABDB |
| RGB | rgb(115, 171, 219) |
| HSL | hsl(208, 59%, 65%) |
| OKLCH | oklch(72.1% 0.092 245.4) |
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 #73ABDB | 2.44:1 | Fails | Lc -53.1 | Large or bold text, headings |
| Black text on #73ABDB | 8.57:1 | AAA | Lc 55.9 | Large or bold text, headings |
| #73ABDB text on white | 2.44:1 | Fails | Lc 48.1 | Large or bold text, headings |
| #73ABDB text on black | 8.57:1 | AAA | Lc -53.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300
#A3C5E4
oklch(80.9% 0.057 246.1)
-
Step 400
400 (this color)
#73ABDB
oklch(72.1% 0.092 245.4)
-
Step 500
500
#4590CC
oklch(63.2% 0.117 245.4)
-
Step 600
600
#2079B8
oklch(55.7% 0.126 245.1)
-
Step 700
700
#0F659F
oklch(49% 0.119 245.6)
-
Step 800
800
#135381
oklch(42.8% 0.098 245.5)
-
Step 900
900
#184567
oklch(37.7% 0.076 244.8)
-
Step 950
950
#10293C
oklch(27.1% 0.047 243.8)
#73ABDB 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) | #97ACDD | 0.043 |
| Deuteranopia (no green cones) | #89A1DA | 0.034 |
| Tritanopia (no blue cones) | #44B6BB | 0.076 |
| Achromatopsia (no color) | #A6A6A6 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73ABDB
#73ABDB
oklch(72.1% 0.092 245.4)
- #CD9966
#CD9966
oklch(72.1% 0.092 65)
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 #73ABDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.055
- Bluegrey #85A3B2 ΔE 0.059
- Bluey Grey #89A0B0 ΔE 0.063
- Carolina Blue #8AB8FE ΔE 0.064
- Cool Steel #97A7B3 ΔE 0.067
- Cool Gray #8D99AE ΔE 0.072
- Light Grey Blue #9DBCD4 ΔE 0.074
- Cornflower Blue #6495ED ΔE 0.075
Use #73ABDB 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.