#1198BC
Closest named color: Blue NCS (#118AB2). oklch(63.2% 0.115 223), rgb(17, 152, 188).
Aa
Black text reads best on this color (6.24:1).
About this color
#1198BC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.115 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.041 away. Black text reads best on it, at 6.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #1198BC |
| RGB | rgb(17, 152, 188) |
| HSL | hsl(193, 83%, 40%) |
| OKLCH | oklch(63.2% 0.115 223) |
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 #1198BC | 3.36:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #1198BC | 6.24:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #1198BC text on white | 3.36:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #1198BC text on black | 6.24:1 | AA | Lc -41.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFEDF2
oklch(93.7% 0.016 221.1)
-
Step 200
200
#C4DEE8
oklch(88.5% 0.031 222.9)
-
Step 300
300
#99C9DB
oklch(80.8% 0.056 222.9)
-
Step 400
400
#5BADC9
oklch(70.7% 0.09 222.7)
-
Step 500
500 (this color)
#1198BC
oklch(63.2% 0.115 223)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#032B37
oklch(26.9% 0.048 223)
#1198BC 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) | #8394BE | 0.090 |
| Deuteranopia (no green cones) | #6F86BC | 0.079 |
| Tritanopia (no blue cones) | #00A3A4 | 0.056 |
| Achromatopsia (no color) | #8C8C8C | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1198BC
#1198BC
oklch(63.2% 0.115 223)
- #C3714E
#C3714E
oklch(63.2% 0.115 43.4)
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 #1198BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.041
- Teal Green #0A9396 ΔE 0.058
- Teal Blue #01889F ΔE 0.058
- Cool Blue #4984B8 ΔE 0.059
- Dusty Blue #5A86AD ΔE 0.060
- Faded Blue #658CBB ΔE 0.060
- Water Blue #0E87CC ΔE 0.060
- Off Blue #5684AE ΔE 0.062
Use #1198BC 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.