#99ABDB
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.5% 0.072 268.6), rgb(153, 171, 219).
Aa
Black text reads best on this color (9.20:1).
About this color
#99ABDB is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.072 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.051 away. Black text reads best on it, at 9.20:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.20:1 |
| White text | 2.28:1 |
Values
| HEX | #99ABDB |
| RGB | rgb(153, 171, 219) |
| HSL | hsl(224, 48%, 73%) |
| OKLCH | oklch(74.5% 0.072 268.6) |
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 #99ABDB | 2.28:1 | Fails | Lc -49.8 | Large or bold text, headings |
| Black text on #99ABDB | 9.20:1 | AAA | Lc 59.0 | Large or bold text, headings |
| #99ABDB text on white | 2.28:1 | Fails | Lc 45.0 | Non-text elements, placeholder text |
| #99ABDB text on black | 9.20:1 | AAA | Lc -57.1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B4C0DF
oklch(80.9% 0.046 268.6)
-
Step 400
400 (this color)
#99ABDB
oklch(74.5% 0.072 268.6)
-
Step 500
500
#7287C2
oklch(63.1% 0.093 268.7)
-
Step 600
600
#5B70AE
oklch(55.6% 0.1 268.8)
-
Step 700
700
#4A5E96
oklch(49.2% 0.093 268)
-
Step 800
800
#3D4D7A
oklch(42.8% 0.078 268.2)
-
Step 900
900
#344062
oklch(37.7% 0.061 268.6)
-
Step 950
950
#1F2639
oklch(27.1% 0.037 268.4)
#99ABDB 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) | #9CAFDD | 0.012 |
| Deuteranopia (no green cones) | #96A9DA | 0.007 |
| Tritanopia (no blue cones) | #87B4BB | 0.065 |
| Achromatopsia (no color) | #ACACAC | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99ABDB
#99ABDB
oklch(74.5% 0.072 268.6)
- #BFAA77
#BFAA77
oklch(74.4% 0.072 88.1)
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 #99ABDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.051
- Carolina Blue #8AB8FE ΔE 0.054
- Cool Steel #97A7B3 ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.061
- French Gray #ADB5BD ΔE 0.064
- Pastel Blue #A2BFFE ΔE 0.066
- Bluegrey #85A3B2 ΔE 0.067
- Bluey Grey #89A0B0 ΔE 0.069
Use #99ABDB 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.