#99BDC8
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.6% 0.042 218.3), rgb(153, 189, 200).
Aa
Black text reads best on this color (10.46:1).
About this color
#99BDC8 is a medium-light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.042 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.020 away. Black text reads best on it, at 10.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.46:1 |
| White text | 2.00:1 |
Values
| HEX | #99BDC8 |
| RGB | rgb(153, 189, 200) |
| HSL | hsl(194, 30%, 69%) |
| OKLCH | oklch(77.6% 0.042 218.3) |
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 #99BDC8 | 2.00:1 | Fails | Lc -43.3 | Non-text elements, placeholder text |
| Black text on #99BDC8 | 10.46:1 | AAA | Lc 65.0 | Content text, not long reading |
| #99BDC8 text on white | 2.00:1 | Fails | Lc 38.9 | Non-text elements, placeholder text |
| #99BDC8 text on black | 10.46:1 | AAA | Lc -63.5 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300 (this color)
#99BDC8
oklch(77.6% 0.042 218.3)
-
Step 400
400
#6FABBD
oklch(70.7% 0.067 218.8)
-
Step 500
500
#4496AC
oklch(63.1% 0.086 218.1)
-
Step 600
600
#1C8098
oklch(55.6% 0.093 218.6)
-
Step 700
700
#096C81
oklch(49.1% 0.086 217.9)
-
Step 800
800
#105869
oklch(42.7% 0.071 218.3)
-
Step 900
900
#184955
oklch(37.8% 0.055 217)
-
Step 950
950
#102B32
oklch(27.1% 0.035 217.1)
#99BDC8 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) | #B6BAC9 | 0.038 |
| Deuteranopia (no green cones) | #AEB4C8 | 0.034 |
| Tritanopia (no blue cones) | #8BC1C0 | 0.025 |
| Achromatopsia (no color) | #B7B7B7 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BDC8
#99BDC8
oklch(77.6% 0.042 218.3)
- #CFAEA3
#CFAEA3
oklch(77.7% 0.042 39.3)
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 #99BDC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.020
- Light Cornflower Blue #98C1D9 ΔE 0.024
- French Gray #ADB5BD ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.037
- Light Steel Blue #B0C4DE ΔE 0.046
- Silver #C0C0C0 ΔE 0.053
- Sky Blue #87CEEB ΔE 0.057
- Dark Gray #A9A9A9 ΔE 0.058
Use #99BDC8 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.