#99BFCC
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.1% 0.045 220.7), rgb(153, 191, 204).
Aa
Black text reads best on this color (10.67:1).
About this color
#99BFCC is a light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.045 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 10.67:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.67:1 |
| White text | 1.96:1 |
Values
| HEX | #99BFCC |
| RGB | rgb(153, 191, 204) |
| HSL | hsl(195, 33%, 70%) |
| OKLCH | oklch(78.1% 0.045 220.7) |
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 #99BFCC | 1.96:1 | Fails | Lc -42.3 | Non-text elements, placeholder text |
| Black text on #99BFCC | 10.67:1 | AAA | Lc 66.0 | Content text, not long reading |
| #99BFCC text on white | 1.96:1 | Fails | Lc 37.9 | Non-text elements, placeholder text |
| #99BFCC text on black | 10.67:1 | AAA | Lc -64.5 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C8DDE5
oklch(88.4% 0.025 222.6)
-
Step 300
300 (this color)
#99BFCC
oklch(78.1% 0.045 220.7)
-
Step 400
400
#6CABC0
oklch(70.6% 0.072 221.2)
-
Step 500
500
#3E96B0
oklch(63.1% 0.091 220.6)
-
Step 600
600
#0D809C
oklch(55.6% 0.099 220.9)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#05586C
oklch(42.7% 0.076 220.7)
-
Step 900
900
#144958
oklch(37.8% 0.06 220.7)
-
Step 950
950
#0E2B33
oklch(27.1% 0.037 218.8)
#99BFCC 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) | #B7BDCD | 0.038 |
| Deuteranopia (no green cones) | #AFB6CC | 0.035 |
| Tritanopia (no blue cones) | #89C4C3 | 0.028 |
| Achromatopsia (no color) | #B9B9B9 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BFCC
#99BFCC
oklch(78.1% 0.045 220.7)
- #D2AFA2
#D2AFA2
oklch(78.1% 0.045 41.4)
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 #99BFCC, 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 0.018
- Cloudy Blue #ACC2D9 ΔE 0.032
- French Gray #ADB5BD ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.041
- Sky Blue #87CEEB ΔE 0.050
- Silver #C0C0C0 ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.056
Use #99BFCC 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.