#99BECB
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.9% 0.044 221.2), rgb(153, 190, 203).
Aa
Black text reads best on this color (10.58:1).
About this color
#99BECB is a medium-light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.044 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.017 away. Black text reads best on it, at 10.58:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.58:1 |
| White text | 1.98:1 |
Values
| HEX | #99BECB |
| RGB | rgb(153, 190, 203) |
| HSL | hsl(196, 32%, 70%) |
| OKLCH | oklch(77.9% 0.044 221.2) |
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 #99BECB | 1.98:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #99BECB | 10.58:1 | AAA | Lc 65.6 | Content text, not long reading |
| #99BECB text on white | 1.98:1 | Fails | Lc 38.3 | Non-text elements, placeholder text |
| #99BECB text on black | 10.58:1 | AAA | Lc -64.0 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE5
oklch(88.5% 0.024 223.7)
-
Step 300
300 (this color)
#99BECB
oklch(77.9% 0.044 221.2)
-
Step 400
400
#6EABC0
oklch(70.7% 0.07 221.8)
-
Step 500
500
#4196B0
oklch(63.2% 0.09 221.1)
-
Step 600
600
#15809B
oklch(55.7% 0.097 220.6)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#0B586C
oklch(42.8% 0.075 221.3)
-
Step 900
900
#164857
oklch(37.6% 0.058 221.6)
-
Step 950
950
#0F2B33
oklch(27.1% 0.037 219.3)
#99BECB 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) | #B6BCCC | 0.037 |
| Deuteranopia (no green cones) | #AEB5CB | 0.034 |
| Tritanopia (no blue cones) | #8AC2C2 | 0.026 |
| Achromatopsia (no color) | #B8B8B8 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BECB
#99BECB
oklch(77.9% 0.044 221.2)
- #D1AEA2
#D1AEA2
oklch(77.8% 0.044 39.8)
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 #99BECB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.017
- Light Cornflower Blue #98C1D9 ΔE 0.019
- French Gray #ADB5BD ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.043
- Silver #C0C0C0 ΔE 0.052
- Sky Blue #87CEEB ΔE 0.053
- Light Blue Grey #B7C9E2 ΔE 0.058
Use #99BECB 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.